a furry abbreviation meaning "Knot my tail hole"; sticking one's dick into another's anus so far that the animal knot at the base goes in
1. I spent $3000 on a suit and they didn't even send me the paws! KMTH!
2. (in roleplay) oh yes daddy kmth
2. (in roleplay) oh yes daddy kmth
by Hijackal November 21, 2017