/ Thesaurus / C Synonyms of custard pie Find synonyms for: Noun1. custard pie, property, propusage: a prop consisting of an open pie filled with real or artificial custard; thrown in slapstick comediesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language