Top Definition
1. A person who has had bum sex.
2. Can also be used as verb e.g. Bum bashing, bum bashed
1. GUY 1: 'Yeah, old jimmy's now a bum basher.'
GUY 2: 'Really? With his Girlfriend?'
GUY 1: 'No, with some guy out of that gaybar.'

2. GUY 1: 'Wheres Dave?'
GUY 2: 'Oh... He's upstairs bum bashing his chick'
by G[dot] March 22, 2008

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Some one who enjoys the bashing peole asses
Patrick and Thomas went to the shops and bought a candy bar and paid 3.80 for it and only had 2.00 so they asked Liam the bumbasher for some money.
by Jeremy Springfield May 09, 2008

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

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

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt