-the first 40 skills and abilities of the PSI BEING.
I use psi-40 for fun and profit.
by ParaSmart December 12, 2017
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n. A psychological boner. Being extremely excited about something.
Watching the preview for Matrix Reloaded gave me a psi-boner, that movie is going to be so level5.
by Billy Roastbeef May 23, 2006
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PSI Rockin is the coolest guy around. He brings the party everywhere he goes and he has a large penis. Women love him and men want to be him.
Woah, is that PSI Rockin over there? He’s the best.
by Cole Norman February 15, 2021
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Short for Phi Kappa Psi, a fraternity that:

-Makes pledges suck cock
-Will accept ANYONE and ANYTHING
-Rarely gets laid
-Has no intelligent brothers
Wow, look at that phi psi pledge! I bet if he doesn't complete his assignment, he will be spanked until he passes out!
by Xerces August 30, 2007
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The worst fucking excuse for a fraternity ever to grace the university of oklahoma's campus
Guy #1 dude did you hear how many pledges phi psi got this year?

Guy #2 No, how many?

Guy #1 None

Guy #2 Sounds about right, I forget there's even phi psi's on campus
by Money Balls February 22, 2008
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the lodge, where cake-eating pussys have trouble fighting there way out of a paper bag. You are more likely to find a member of Lodge with freshman dick in their mouths than nothing in their mouths.
Gerald's in Chi Psi, he must be gay
by oooooooo October 29, 2006
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Have you seen Borat? Remember the scene where Borat is in the RV with the fraternity brothers?

Yep, they were Chi Psi brothers at the University of South Carolina.

End of explanation.
Girl 1: There's a party at the lodge tonight.
Girl 2: I'll go, but I have to be drunk first because I can't handle the awkward brothers there if I'm sober.
Girl 1: Damn straight. Chi Psi is so amusing.
by MileyCyrus12 November 14, 2009
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