Thlut Share definition Flag A mix of the word "thot" and "slut". Used to describe someone who is both a slut and thot. Rebecca: Oh my god, have you seen Caitlin? She is so thlutty, she fucks 2 men on a daily basis! Thlut by theedgiestlord October 30, 2018 0 0 Get merch Get the Thlut mug. Buy Now — $32.95 See more merch