2 definitions by Imperial18

Top Definition
A male rubbing ones own grundle with another males grundle, behavior closely associated with two males giving up sexual realations with women to play " word of Warcraft " or " Aion "
Matt and Greg are the biggest grundlebumpers in the world!!! They would rather play Aion then go out and get laid
by Imperial18 October 01, 2009

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A falupa, a secondary pelvic stomach covering a womens genitalia
I was walking down the street and saw an over weight women and was amused at her floppylapflounder
by Imperial18 October 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.

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.

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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).

Buy the t-shirt