Top Definition
A cellphone that vibrates while in your back pocket.
It was funny when that guy's cell went off during the lecture, it gave him a humbum that startled him.
by putzilein January 10, 2015

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The Urban Dictionary T-Shirt

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A gay male usualy sounds like justin bieber who takes large amounts of cock in his ass,Thus making him a humbum, They usualy scream OHHHH FREEDDD and ride pink bikes on christmas wearing tutus and getting fucked in the ass in a semi truck,
Gay fag: Hey sexy why dont you call me humbum in that semi

Guy: Oh hell nah bitch i dont roll that way
by Dusty Duke February 13, 2012

The Urban Dictionary Mug

Lotsa space for your liquids.

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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