Top definition
One who drinks, or extracts the alcohol from Listerine in order to get drunk. Usually people who have no money, or way of getting anything better. Hence the name bum.
Keith: Hey you want to Listo Bum it up tonight man?

Jon: Lets see... I dont have any money, and I've been sleeping on the streets for days now... why not.
by Jon Bray September 30, 2006
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