Effin’ (slang) Type: verb, slang Pronunciation: /ef-in/ Also spelled: Effing What does Effin’ mean? Fucking. Effin’ is slang for Fucking. Example sentence: “Baby are we effin’ or what?” Effin’ in songs: “I’m on that Effen vodka, What’s your effin’ problem” – Kodak Black, Now Time. “Like hair extensions, extra clips And you’re scared to effin’ […]