Breadcrumb Home > Thesaurus > W Synonyms of whaleboat Find synonyms for: Noun1. whaleboat, sea boatusage: a long narrow boat designed for quick turning and use in rough seasWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of whaleboat (Dictionary) ✖ Related Content Daily Word Quiz: perambulate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language