To go crazy or do or say wierd things
These people on Urban dictionary be wildin with these definitions.
by Finesseforless January 13, 2019
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Someone who is extra and does things any normal human would regret
Dude she so be wildin tho
by that cool chic April 25, 2020
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To do something crazy,unordinary or weird.
Also it can mean just being unfair,being mad, and Acting like you dont hava any Da** Sense
Yo them nigga'z was laughing at a spot, dem nigga'z wildin

Ayo why you start wildin, chill out its just a little kid

Fu** Dem dudes yo, them nigga's tryed to bag on me and started wildin'
by D-XXX April 18, 2007
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Mainly used up north, it's basically a synonym for the phrase "you're crazy". Coming from the word, wild be related to crazy, it has spread to northern slang.
Jonathan: "shorty was too bad, but I fucker her without a rubber, and now that bitch might be pregnant"
Elena: "oh nah, you're wildin bro"
by IDontWearTimbsNigga January 27, 2016
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