/ Thesaurus / J Synonyms of jumping jack Find synonyms for: Noun1. jumping jack, plaything, toyusage: plaything consisting of a toy figure with movable joints that can be made to dance by pulling stringsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language