Crease n. Something that belongs to someone, generally a teenage male. A derivative of the crease which forms from sitting on the couch too much. The crease is always claimed by the same person, unless it becomes owned by someone else.
For use in the man-cave-
Austin: "Dude, get out of my crease!"
Griffin: "Dude, I got here first!"
Austin: "Didn't you here me? I said that's my CREASE."
Griffin: "Oh totally sorry man, won't happen again, I'll sit on the floor."

For use in life-
Griffin: "Bro, I kind of want that girl."
Austin: "Dude, that's my crease!"
Griffin: "Oh sorry man I didn't know you were tappin' that."

Griffin: "Dude, can I eat that?"
Austin: "Nah dude, that's my crease."
Griffin: "Damn, she was fine..."
by griffinyanny February 20, 2011
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A term denoting the area surrounding the groin. To crease is an involuntary reaction to a sick play/scene in a game or show. You likely have creased whether you are aware of it or not.
"Oh my crease. Oh my crease!" - Jake the Dog
"Oh my god that flip reset was crazy, I just creased."
"That Haikyu!! episode was such a crease-worthy episode."
"If you score that goal, I'm gonna crease all over the place."

"You missed an open goal dumbass, my crease is gone!"
"Wow as I'm watching you play, my crease is slowly opening up."
by GasDaddy6969/Gayhemicy January 30, 2021
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N. To create a impact and influence a direction or outcome.

V. creased, creas·ing, creas·es
"Wow! You made a creased my decision, thank God!"

"You creased my way of thinking"
by Thesmartone February 18, 2012
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Man if he would have said one more thing, I would have Creased his ass!!
by D.A. TRUTH187 December 20, 2006
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Verb. To place ones boner in another's ass crack whilst engaging in the act of spooning.
Note: Boners may be had by both partners but it is important that the large spoon's boner be in the the little spoon's crack.
"It was really nice, we cuddled on the couch and watched Jersey Shore."
"So you didn't get ANY action?"
"No! We totally creased!"
"Oh, I love a good crease session."
by jdandy January 20, 2010
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Chicago Term: Basically A One Hitta Quita
My Guy Gotta Glass Jaw, I Leaned His ass Once And He Wuz "creased Up"(knoced out)
by Kartune October 7, 2007
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