fishy /ˈfɪʃi/adjective 3noun 1forms 3phrases 1 adjective3 •Of, from, or similar to fish.What is that fishy odor? •(figurative) Suspicious; inspiring doubt.I don't trust him; his claims seem fishy to me. •Of a drag queen or a trans woman: appearing very feminine and resembling a cisgender woman. noun1 •Diminutive of fish.You shall have a fishy / In a little dishy; / You shall have a fishy / When the boat comes in. — 1846 formsfishies · fishier · fishiest Phrases with fishy smell fishyTo seem suspicious.