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PSI

Common abbrevation for Psionic Energy,
it can also be used as the name of a catagory of skills, often called Psionics.

When you make a PsiBall, you can feel the Psi running through your body.

How long have you been doing Psi?

by PsiZero November 7, 2003

119๐Ÿ‘ 53๐Ÿ‘Ž


PSI

per square inch

sometimes used in paintball

when using or playing paintball and HPA *high pressure air* their could be 850 psi in a pb tank

by viva la vidaa May 7, 2009

76๐Ÿ‘ 35๐Ÿ‘Ž


PSI

The letter in the Greek Alphabet that comes after chi and before omega.

alpha, beta, gamma, delta, epsilon, zeta, eta, theta, iota, kappa, lambda, mu, nu, xi, omicron, pi, row, sigma, tau, upsilon, phi, chi, psi, omega

by The Cobbgoblin May 17, 2006

106๐Ÿ‘ 66๐Ÿ‘Ž


PSI

An acronym for "player skill issue"

1. Yo I can't beat this level, the RNG is too crazy
2. Nah man I beat it first try, sounds like your problem is just PSI

by Malixo January 22, 2021

12๐Ÿ‘ 2๐Ÿ‘Ž


PSI

Pounds per square inch.

If used in the form "That person has a high PSI". It is a sexual reference saying there ass or another part of the body where a penis can be inserted is capable of taking alot of pressure, or quite a hard pounding. Can also reference to the largest penis they can fit in their ass before the pressure gets to high and rips it.

That h0 has a really high max psi.

by Anonymous February 25, 2003

74๐Ÿ‘ 51๐Ÿ‘Ž


PSI

Please Stop Ignoring

Hey can you PSI me
(after you constantly messaging someone and if they keep ghosting you, you can type PSI to tell them to stop ignoring you this will make them feel guilty and talk to you)

by ThyImmortalSoul January 27, 2021

4๐Ÿ‘ 4๐Ÿ‘Ž


PSI

A sex ed program in public school in which teachers who probably haven't actually had sex in about 20 years teach you to keep your hands and other parts to yourself. Sometimes guy will get lucky and have a hot PSI teacher, which makes for an interesting experience.

"Damn, we've got PSI today!"

by Losti March 22, 2005

24๐Ÿ‘ 59๐Ÿ‘Ž