header

• POS: Noun
• HYPHEN: head=er

CIDE DICTIONARY

header, n. 

•  One who, or that which, heads nails, rivets, etc., esp. a machine for heading.  [1913 Webster]
•  One who heads a movement, a party, or a mob; head; chief; leader.  [1913 Webster]
•  A brick or stone laid with its shorter face or head in the surface of the wall.  [1913 Webster]
•  A reaper for wheat, that cuts off the heads only.  [1913 Webster]
•  A fall or plunge head first, as while riding a bicycle, or a skateboard, or in bathing; -- sometimes, implying the striking of the head on the ground; as, to take a header.  [PJC]

OXFORD DICTIONARY

header, n.
1 Football a shot or pass made with the head.
2 colloq. a headlong fall or dive.
3 a brick or stone laid at right angles to the face of a wall.
4 (in full header-tank) a tank of water etc. maintaining pressure in a plumbing system.

THESAURUS

header

belly buster, belly flop, belly whopper, cannonball, crash dive, cropper, culbute, dive, drop, fall, flop, forced landing, gainer, jackknife, nose dive, parachute jump, pitch, plunge, pounce, power dive, pratfall, running dive, sky dive, spill, sprawl, stationary dive, stoop, stumble, swan dive, swoop, trip, tumble

ROGET THESAURUS

header

Plunge

N plunge, dip, dive, header, ducking, diver.