Best definition
Wack; Unappealing; unpopular; or substandard. The opposite of FLEEK
First used in Syracuse N.y. June, 3 2015 by a father and

daughter during an eye exam.

Ex # 1 “How was the party last night?” “It was ok, the girls were on fleek…but the dj was WEEWONK”

EX # 2 ” I hope she doesn’t think she’s cute with that WEEWONK ass hairdo”