CTFU (acronym) Type: verb, acronym Pronunciation: /c-t-f-u/ Also spelled: C.T.F.U., C-T-F-U What does CTFU mean and stand for? Crack(ing) the fuck up. CTFU Synonyms: LMFAO, LOL Example sentence: “Shawty got me CTFU.” CTFU in songs: “The joke is on you right now I’m CTFU right now” – Mylezia, CTFU. “These stories sound just like you […]