you tripping, or acting funny. It can also mean your being too loud or laughing too much
AJ- cmon girl gimme a kiss
Sasha- boy bye i am not bout to give you no kiss
AJ- mane you geekin
by askaboutmiraa May 5, 2018
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To be high off of any type of pill, Xanax, Percocet, Extacy, Molly, Etc.
"I swear to GOD I was geekin' off that 512 the otha night boe"

"Hell yeah, Them Percs will have you geekin' "
by AlsoKnownAsCj May 20, 2014
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1.When a person can not stop laughing for anything due to intake of drugs or alcohol

2.When a person is entirely too slap happy.
"wow, hes geekin."

"Get geekin away from me, now!"
by Villa Ass Steve March 15, 2005
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To act in a hyper manner or to "whyle out" as they say in new york.

Yo, after the Ravens won that last game, we was geekin' hard.
by Prince Blakk July 12, 2006
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Laughing way too hard at something that is not that funny.
"Dude she's geekin for no reason"
by lilwwwww February 1, 2009
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