/ Thesaurus / O Synonyms of opossum shrimp Find synonyms for: Noun1. opossum shrimp, malacostracan crustaceanusage: shrimp-like crustaceans whose females carry eggs and young in a pouch between the legsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language