A fart - but more specifically a particularly loud, long and smelly fart.
Ell: Jeez whats that noise.....oh bloody hell someone open a door what IS that?
Livy: it's just Isa playing the bum trumpet - chill dad!
7š 2š
To fart; release gas; flatulence.
Hi, little bobby, did you just bum trumpet?
6š 4š
An extremely loud fart made deliberately
Johnny let out a bum trumpet while sitting on the couch with his sister.
1š 1š
To fart bubbles of semen after an act of anal love-making.
My boyfriend blasted me with such a huge load last night Iām still playing the spunky bum trumpet.
51š 9š
Used to describe someone who farts alot.
Oh, gezzz... you trumpet bum!
13š 4š