Top Definition
The act of defecating onto another person, and wiping the faeces into a smooth surface across their body. At this point, it is popular to add "double yellow lines" of urine, or "white lines" of semen.
"Afsana enjoys tarmaccing with a horse"

"After the picnic, the children went back to the cottage for some tarmaccing"
by Andrew Cole May 16, 2007

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The act of involuntarily defecating in one's sleep, and rolling over the fresh produce until it is thinly and evenly spread over the mattress. Normally happens after a Guinness/curry combo.
Adam won't have more than three pints of Guinness on a curry night for fear of tarmaccing.
by Azazel666 May 15, 2010

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