Top definition
When someone excretes on to a trampoline when it is being bounced on and it comes back up and hits you.
Harry: I was watching that jamie on his trampoline yesterday and he did a brown bounceback and it covered his legs.

Kirk: What a sick freak, that is not dope!
by rrrrrrooooooooooooononnnnnnr November 07, 2008
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug