Breadcrumb Home > Thesaurus > S Synonyms of showboat Find synonyms for: Noun 1. showboat, steamboat, river boat usage: a river steamboat on which theatrical performances could be given (especially on the Mississippi River) WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of showboat (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: recherch Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language