Definition of gesture :
1. A motion of the body or limbs expressive of sentiment or passion; any action or posture intended to express an idea or a passion, or to enforce or emphasize an argument, assertion, or opinion.
2. Manner of carrying the body; position of the body or limbs; posture.
3. To accompany or illustrate with gesture or action; to gesticulate.
4. To make gestures; to gesticulate.
attention, courtesy, display, move, motility, pantomime, apparent motion, politeness, question, express, signalize, action, mime, posture, body language, movement, show, formality, flourish, pose, high sign, expression, give the high sign, appearance, amenity, pleasantry, apparent movement
indicate (part of speech: verb)
cue, motion, mark, note, indicate, signal, gesticulate, notify, nod, point out, symbolize, flag, wave, shrug, alert, point, denote, wink, prompt, designate, brand, beckon, stamp, tag, nudge, ticket, guide, betoken, label
indication (part of speech: noun)
crest, denotation, logotype, gesticulation, figuration, hint, banner, indication, insignia, pointer, token, key, emblem, notation, legend, guidepost, signpost, designation, lighthouse, marker, semaphore, sign, symbol, logo, badge, icon, beacon