Meaning of Fly Slang, Word / Pronunciation: fla-eye 1. Of beauty; very beautiful, hot or cute. Mostly used in reference to a babe but can also be used to complement nice things like clothes, shoes, cars. Example: Damn, Bangi’s girlfriend is too fly! Synonyms: [info] hot, cute, wakabi, sexy, pretty, petite [/info] 2. […]