Top Definition
An acronym for: S-sudden I-immense R-rectal P-pressure. When you get a sudden urge to take a crap. You have an immense pressure in your rectum and you need to rush to the toilet.
Oh my gosh i have to go to the bathroom i have S.I.R.P

Wow that milk really gave me SIRP
by lilfarter143 August 29, 2013

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×