Top Definition
The act of urinating on another person's plot of land because there are no other trees to be found on public property.
YTMND Person 1: So I was tresp-ssing on someone's property...

YTMND Person 2: You were Trespissing?

YTMND Person 1: ...
by Satori Lawliet October 22, 2008

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To urinate illegally on property that doesn't belong to you.
I was walking home from the bar last night and I needed to go so bad, I had to stop and trespiss behind the elementary school.
by Old Janx Spirit August 09, 2012

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