/ Thesaurus / I Synonyms of investment banker Find synonyms for: Noun1. investment banker, underwriter, agent, factor, brokerusage: a banker who deals chiefly in underwriting new securitiesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language