Top Definition
1. A cigarette induced bowel movment of immediate importance.
"Excuse me, I think this Marlboro is bringin on a smump."
by scbrix September 22, 2006

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Highly offensive term; most offensive term known to man. Worse than calling someone a C**t.

If you look up in Oxfrd Dictionary wll find a picture of Joseph Morgan Lewis, 30th May 1991, Newport, Wales.
Emma: OH MY GOD Joe, you are such a smump!!

Joe: EMMA! You are the smumpiest smump EVER!!
by DickheadDickhead December 01, 2009

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

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The Urban Dictionary Mug

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

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

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

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To kiss
#1- guess what!?

#2- omg what!?

#1- i totally got smumped out last night! i swear it was the time of mah life :]
by XAgentxCupcakeX May 19, 2009

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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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