A Cosmic Silverback is when you are having sex with a girl and you blow your load on the small of her back while eating a Cosmic brownie
Tom: "I heard that chick was a super freak"
Rick : "I know she made me give her the Ye Ol Cosmic Silverback last night, it was weird but tasted great"
Prices shown in USD.
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from firstname.lastname@example.org. We'll never spam you.