Crossword clues for the word: LMFAO The word LMFAO has appeared as an answer to at least 3 crossword clues on different crossword puzzles. Crossword clues for LMFAO Showing 1 to 3 of 3 results Clue(s) """Party Rock Anthem"" singers" """Sexy and I Know It"" singers" Redfoo and SkyBlu's stupid dance music group