Top Definition
Following someone into a bathroom, preferably into the actual stall, while at the same time taking your penis out. The idea is to catch the person unawares so that when he/she turns to sit down, your junk is in their face. An erection and/or wanking are optional moves.
That dude totally pulled a sneaky petrash last night at the ceremony and almost made her shit her pants.
by MVHSnonperverts June 05, 2009

The Urban Dictionary Mug

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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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