A slang term used to defame a person after they have been persuaded to believe a false truth.

The modern "Mindfuck" could be considered to convey similar meaning, as "Psych" may be interpreted as "psychologically fucking" with a person.
Johnny: "Hey dude, Vikrum was making fun of your mom because of her breast cancer"

*Eric fights Vikrum*

Johnny: "Yo.. Psych!!!!"
(Vikrum only offered his condolences, and was unjustly beaten for a false crime)

Other variations include "Sike", and "Syke", but it is generally accepted that the term is spelled "Psych" (Based on the Greek word for "Soul."
by Suede_Enema February 10, 2012
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Gotcha; shortened form of the phrase, "I just psyched you out!"
You: I thought you said this cheat code would let me walk through fire. Me: Psych!
by ChemicalCastration February 24, 2011
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a reason to yell in someones face...brought back by the yearbook staff
i think ur cool....PSYCHE!
by PHP! July 3, 2003
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an inerjection meaning "Relax! I'm only kidding!" especially once you realize you've gone too far in kidding around. The type of lingo that is especially suggestive of sickos or whackos.
"Don't look at us while we're defecating, if you know what's good for you,little kid!" Kenny, Harun, Hai, and Hamilton threatened. "Psyche!"they said, with sick grins, as they saw the little kid was about to bawl.

"A jacket is better than an overcoat, because you can moon people with your coat on, that way!" Jamie, Matt, and Robert told Mike and Eric. "Psyche!"they then exclaimed, with derisive grins, as Mike and Eric stalked off.
by GayMadScientistTrio70 July 21, 2014
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The nerdy way of writing sike
Nerdball: Did You Hear What Happened In Math Class?
ILOVEMATH: Erm, No? What? Tell Me
Nerdball: The Final Exam Was Changed To Friday
ILOVEMATH: *GASP* Are You Serious? I Studied For Hours!
Nerdball: Psych!!
ILOVEMATH: Don't Scare Me Like That!
by Maybelline July 13, 2005
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The state of tripping after taking a psychedelic such as,LSD,Molly or ecstasy.
I lost my phone last night while I was psyched of molly.
by TheRealTrip December 29, 2020
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Teh ubercool person. Too good for you. You don't even have the coolness to be looking at this. Go find something else to do with your time, losah.
Damn, that guy's login is Psyched! Man, he's cool.
by Alex Smith December 19, 2004
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