loophole

• POS: Noun, Verb (transitive)
• HYPHEN: loop=hole

CIDE DICTIONARY

loophole, n. 

•  A small opening, as in the walls of fortification, or in the bulkhead of a ship, through which small arms or other weapons may be discharged at an enemy.  [1913 Webster]
•  A hole or aperture that gives a passage, or the means of escape or evasion.  [1913 Webster]
•  An amibiguity or unintended omission in a law, rule, regulation, or contract which allows a party to circumvent the intent of the text and avoid its obligations under certain circumstances. -- used usually in a negative sense; -- distinguished from escape clause in that the latter usually is included to deliberately allow evasion of obligation under certain specified and foreseen circumstances; as, a loophole in the law big enough to drive a truck through.  [PJC]

OXFORD DICTIONARY

loophole, n. & v.
--n.
1 a means of evading a rule etc. without infringing the letter of it.
2 a narrow vertical slit in a wall for shooting or looking through or to admit light or air.
--v.tr. make loopholes in (a wall etc.).

Etymology

ME loop in the same sense + HOLE

THESAURUS

loophole

Texas tower, abatis, advanced work, air hole, alternative, armhole, avenue, balistraria, bank, banquette, barbed-wire entanglement, barbican, barricade, barrier, bartizan, bastion, battlement, beacon, belvedere, bleachers, blowhole, breastwork, bridge, bullet-hole, bulwark, bunghole, casemate, channel, cheval-de-frise, choice, chute, circumvallation, conning tower, contravallation, counterscarp, cringle, curtain, deadeye, debouch, demibastion, dike, dodge, door, drawbridge, earthwork, egress, emunctory, enclosure, entanglement, escape, escape clause, escape hatch, escarp, escarpment, estuary, evasion, exhaust, exit, eye, eyelet, fence, fieldwork, floodgate, flume, fortalice, fortification, gallery, gasket, gazebo, glacis, grandstand, grommet, guide, keyhole, knothole, lighthouse, lookout, loop, lunette, machicolation, manhole, mantelet, merlon, mound, mousehole, observation post, observatory, opening, out, outcome, outfall, outgate, outgo, outlet, outlook, outwork, overlook, palisade, parados, parapet, peanut gallery, peephole, pharos, pigeonhole, pinhole, placket, placket hole, pore, port, portcullis, porthole, postern gate, pretext, punch-hole, quibble, rampart, ravelin, redan, redoubt, ringside, ringside seat, sally port, saving clause, scarp, sconce, sighthole, sluice, spiracle, spout, stockade, subterfuge, tap, tenaille, top gallery, tower, vallation, vallum, vent, ventage, venthole, vomitory, watchtower, way of escape, way out, weir, work

ROGET THESAURUS

loophole

Plan

N plan, scheme, design, project, proposal, proposition, suggestion, resolution, motion, precaution, deep- laid plan, system, organization, germ, sketch, skeleton, outline, draught, draft, ebauche, brouillon, rough cast, rough draft, draught copy, copy, proof, revise, drawing, scheme, schematic, graphic, chart, flow chart (representation), forecast, program, programme, prospectus, carte du pays, card, bill, protocol, order of the day, list of agenda, bill of fare, base of operations, platform, plank, slate, ticket, role, policy, contrivance, invention, expedient, receipt, nostrum, artifice, device, pipelaying, stratagem, trick, alternative, loophole, shift, last shift, measure, step, stroke, stroke of policy, master stroke, trump card, court card, cheval de bataille, great gun, coup, coup d'etat, clever stroke, bold stroke, good move, good hit, good stroke, bright thought, bright idea, intrigue, cabal, plot, conspiracy, complot, machination, subplot, underplot, counterplot, schemer, schemist, schematist, strategist, machinator, projector, artist, promoter, designer, conspirator, intrigant, planned, strategic, strategical, planning, prepared, in course of preparation, under consideration, on the tapis, on the carpet, on the floor.

Escape

N escape, scape, avolation, elopement, flight, evasion, retreat, narrow escape, hairbreadth escape, close call, come off, impunity, loophole, path, refuse, vent, vent peg, safety valve, drawbridge, fire escape, reprieve, liberation, refugee, escaping, escaped, stolen away, fled, the bird has flown the coop.

Defense

N defense, protection, guard, ward, shielding, propugnation, preservation, guardianship, area defense, site defense, self-defense, self-preservation, resistance, safeguard, balistraria, bunker, screen, camouflage, fortification, munition, muniment, trench, foxhole, bulwark, fosse, moat, ditch, entrenchment, intrenchment, kila, dike, dyke, parapet, sunk fence, embankment, mound, mole, bank, sandbag, revetment, earth work, field- work, fence, wall dead wall, contravallation, paling, palisade, haha, stockade, stoccado, laager, sangar, barrier, barricade, boom, portcullis, chevaux de frise, abatis, abattis, abbatis, vallum, circumvallation, battlement, rampart, scarp, escarp, counter-scarp, glacis, casemate, vallation, vanfos, buttress, abutment, shore, breastwork, banquette, curtain, mantlet, bastion, redan, ravelin, vauntmure, advance work, horn work, outwork, barbacan, barbican, redoubt, fort-elage, fort-alice, lines, loophole, machicolation, sally port, hold, stronghold, fastness, asylum, keep, donjon, dungeon, fortress, citadel, capitol, castle, tower of strength, tower of strength, fort, barracoon, pah, sconce, martello tower, peelhouse, blockhouse, rath, wooden walls, bulletproof vest, armored vest, buffer, corner stone, fender, apron, mask, gauntlet, thimble, carapace, armor, shield, buckler, aegis, breastplate, backplate, cowcatcher, face guard, scutum, cuirass, habergeon, mail, coat of mail, brigandine, hauberk, lorication, helmet, helm, bassinet, salade, heaume, morion, murrion, armet, cabaset, vizor, casquetel, siege cap, headpiece, casque, pickelhaube, vambrace, shako, bearskin, panoply, truncheon, garrison, picket, piquet, defender, protector, guardian, bodyguard, champion, knight-errant, Paladin, propugner, bulletproof window, hardened site, defending, defensive, mural, armed, armed at all points, armed cap-a-pie, armed to the teeth, panoplied, iron-plated, ironclad, loopholed, castellated, machicolated, casemated, defended, proof against, armored, ballproof, bulletproof, hardened, defensively, on the defense, on the defensive, in defense, at bay, pro aris et focis, Int, no surrender!, defense not defiance, Dieu defend le droit, fidei defensor, defender of the faith.

Opening

N opening, hole, foramen, puncture, perforation, fontanel, transforation, pinhole, keyhole, loophole, porthole, peephole, mousehole, pigeonhole, eye of a needle, eyelet, slot, opening, aperture, apertness, hiation, yawning, oscitancy, dehiscence, patefaction, pandiculation, chasm, embrasure, window, casement, abatjour, light, sky light, fan light, lattice, bay window, bow window, oriel, dormer, lantern, outlet, inlet, vent, vomitory, embouchure, orifice, mouth, sucker, muzzle, throat, gullet, weasand, wizen, nozzle, placket, portal, porch, gate, ostiary, postern, wicket, trapdoor, hatch, door, arcade, cellarway, driveway, gateway, doorway, hatchway, gangway, lich gate, way, path, thoroughfare, channel, passage, passageway, tube, pipe, water pipe, air pipe, vessel, tubule, canal, gut, fistula, adjutage, ajutage, ostium, smokestack, chimney, flue, tap, funnel, gully, tunnel, main, mine, pit, adit, shaft, gallery, alley, aisle, glade, vista, bore, caliber, pore, blind orifice, fulgurite, thundertube, porousness, porosity, sieve, cullender, colander, cribble, riddle, screen, honeycomb, apertion, perforation, piercing, terebration, empalement, pertusion, puncture, acupuncture, penetration, key, opener, master key, password, combination, passe- partout, open, perforated, perforate, wide open, ajar, unclosed, unstopped, oscitant, gaping, yawning, patent, tubular, cannular, fistulous, pervious, permeable, foraminous, vesicular, vasicular, porous, follicular, cribriform, honeycombed, infundibular, riddled, tubulous, tubulated, piped, tubate, opening, aperient, Int, open sesame!.

Vision

N vision, sight, optics, eyesight, view, look, espial, glance, ken, coup d'oeil, glimpse, glint, peep, gaze, stare, leer, perlustration, contemplation, conspection, conspectuity, regard, survey, introspection, reconnaissance, speculation, watch, espionage, espionnage, autopsy, ocular inspection, ocular demonstration, sight-seeing, point of view, gazebo, loophole, belvedere, watchtower, field of view, theater, amphitheater, arena, vista, horizon, commanding view, bird's eye view, periscope, visual organ, organ of vision, eye, naked eye, unassisted eye, retina, pupil, iris, cornea, white, optics, orbs, saucer eyes, goggle eyes, gooseberry eyes, short sight, clear sight, sharp sight, quick sight, eagle sight, piercing sight, penetrating sight, clear glance, sharp glance, quick glance, eagle glance, piercing glance, penetrating glance, clear eye, sharp eye, quick eye, eagle eye, piercing eye, penetrating eye, perspicacity, discernment, catopsis, eagle, hawk, cat, lynx, Argus, evil eye, basilisk, cockatrice, seeing, visual, ocular, optic, optical, ophthalmic, clear-eyesighted, eagle-eyed, hawk-eyed, lynx-eyed, keen- eyed, Argus-eyed, visible, visibly, in sight of, with one's eyes open at sight, at first sight, at a glance, at the first blush, prima facie, Int, look!, the scales falling from one's eyes, an eye like Mars to threaten or command, her eyes are homes of silent prayer, looking before and after, thy rapt soul sitting in thine eyes.