Stands for âQuestionable at Bestâ
Used when someone says something that doesnât seem/sit right with you; when something is questionable. Can refer to a personâs actions or situations that happen.
âThat kid is eating a peanut butter and pickle sandwich.â âYo thatâs QUABâ¦â
OR
âBro did you hear that Lucy is going on teen mom?â âWtf thatâs QUAB.â