hop on kooth Share definition Flag The new hip slang meaning something sexually dangerous or very, very rough and gay oral sex! P1: Oh yeah, You see him there? P2: Yeah? P1: He's about to "Hop On Kooth"! hop on kooth by faggots in the booth May 18, 2021 0 0 Get merch Get the hop on kooth mug. Buy Now — $32.95 See more merch