Word Study
granny
CIDE DICTIONARY
granny, n.
A grandmother; a grandam; familiarly, an old woman. [1913 Webster]
OXFORD DICTIONARY
granny, n. (also grannie) (pl. -ies) colloq. grandmother.
Idiom
granny bond Brit. colloq. a form of National Savings certificate orig. available only to pensioners. granny flat (or annexe) Brit. part of a house made into self-contained accommodation for an elderly relative. granny knot a reef-knot crossed the wrong way and therefore insecure.
Etymology
obs. grannam for GRANDAM + -Y(2)
THESAURUS
granny
Methuselah, antediluvian, antique, back number, beldam, conservative, crone, dad, dame, dodo, dowager, elder, fogy, fossil, frump, fud, fuddy-duddy, fuss, fuss-budget, fusser, fusspot, gammer, grandam, grandma, grandmother, grannam, great-grandmother, hag, has-been, longhair, matriarch, mid-Victorian, mossback, old battle-ax, old believer, old crock, old dame, old dodo, old fogy, old girl, old granny, old lady, old liner, old maid, old man, old poop, old trot, old wife, old woman, old-timer, patriarch, pop, pops, reactionary, regular old fogy, relic, square, starets, traditionalist, trot, war-horse, witchFor further exploring for "granny" in Webster Dictionary Online