The act of violently fucking a man in a bathtub.
Paul and I tubthumped for 2 hours straight. We bent the tub and my ass will never be the same again.
To beat ferociousally, as in a sporting event, as though you beat them in a tub so as not to get blood all over.
The Miami Heat got tub thumped by the Lakers last night.
To blast one's bass, or subwoofer
, in their car.
"That car is really tubthumping. I can hear it from here!"
Tubthump(V): to have sexual intercourse in one's bathtub
: Amusing song that has nothing to do with the actual meaning of the word
"Haha I tubthumped your sister/mother/cousin/girlfriend/dog!"