/ Thesaurus / B Synonyms of banana split Find synonyms for: Noun1. banana split, splitusage: a banana split lengthwise and topped with scoops of ice cream and sauces and nuts and whipped creamWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language