Definitions by Kindredtryst

a cosby 

The act of taking advantage of an unconscious woman

Also, a drink that is mixed with qualudes and roofies to render one unconscious

Ex1: "she fell asleep so I pulled a Cosby"
Ex2: "I will have a gin and tonic and she will be having a Cosby"

a cosby by Kindredtryst November 8, 2015