updates / April 07, 2026 Definitions of Gainey - OneLook Definitions from Wiktionary (Gainey)▸ noun: A surname from Irish.Hainey, Ganey, Guiney, Goyne, Greaney, Gaffey, Gainor, Gaughan, Goffney, Maney, more...▸ Words similar to Gainey▸ Usage examples for Gainey▸ Idioms related to Gainey▸ Civic discussion about Gainey (New!)▸ Popular adjectives describing Gainey▸ Words that often appear near Gainey▸ Rhymes of Gainey▸ Invented words related to Gainey