Top Definition
While the S can have varing terms it generally means
Slip it in her pooper, however the S can mean, Stick, Shove, Slam, Sneak, or Stuff
Person A - You going out with that chick tonight?
Person B - Yeah
Person A - Don't forget to SIIHP
by Garret Werstiuk May 06, 2006

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Acronym for "Stick it in her"

if you can't figure out the P part, you'll probably never use (or experience) this acronym anyway.

Who cares if it's "that time of the month", I say go ahead and SIIHP
by Jeffrey Ross April 26, 2006

The Urban Dictionary Mug

Lotsa space for your liquids.

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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