What's on your mug?

ADJ: to think of someone as a dumbass; behind the times

"What do you mean, you don't know what O.G. means??? Man... you are so book!"

By SW Sides

Another name for Ecstasy. It is generally used when one doesn't want the general public to know they are talking about ecstasy. Book = One pill Read = to roll or take ectasy Libary/Librarian = dealer who sells ecstasy

Hey man, let's go read some books! Have you bought the new book yet? Let's run to a library really quick and check out some books.

By Brandyn.

an object that you should never look at,EVER

boy 1"im gonna read a book" boy 2"nooooooooooooooooooo!!"

By mal01

The word that shows up in a text when the texter, using T9, attempts to write "cool" but fails to press shift.

You: "I'm coming by your place later" Them: "Okay. Book" Them: "Oops I mean cool"

By Heyitsa

An alternate word for "cool" that requires two less keystrokes.

-"Dude, that tie is book!" -"Thanks man. Stay book."

By GrafKID