/ Thesaurus / S Synonyms of stick up Find synonyms for: Noun1. armed robbery, heist, holdup, stickup, robberyusage: robbery at gunpointVerb1. hold up, stick up, robusage: rob at gunpoint or by means of some other threat2. stand up, stick up, defend, support, fend forusage: defend against attack or criticism; "He stood up for his friend"; "She stuck up for the teacher who was accused of harassing the student"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language