/ Thesaurus / M Synonyms of mackinaw coat Find synonyms for: Noun1. mackinaw, Mackinaw coat, coatusage: a short plaid coat made of made of thick woolen materialWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: pallid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language