Not to be confused with the song, Tubthumping is the act of running around your town and punching obese people
Carl: Hey you wanna go tubthumping later?
Jerry: Yes, I’d love to!
by AdolfMullato May 23, 2018
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"When you take a dump in the shower and it lands with such impact that it creates a thumping sound." Tubthumping.

"Did you see the state of Gary at the weekend? He's such a tubthumper."

Past tense: Tubthumped.
Future tense: Will tubthump.
I accidentally mixed up my medication and laxatives, found myself tubthumping for a good few minutes.
by Chumbawamba on laxatives January 7, 2023
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