don't do the experiment off the book!
by Bai LI September 12, 2007

No paper trail , on the down low.
Don't tell no one. kind of like when someone is hiding money they keep it "OFF THE BOOKS"
Don't tell no one. kind of like when someone is hiding money they keep it "OFF THE BOOKS"
by Elliedizzle420 December 01, 2018

to make money illegally, such as not reporting it in your income taxes. i.e., drug money, gambling, etc.
by thomas February 09, 2004

A vehicle that is completely "decked out" as far as engine, audio system and anything else found inside a vehicle.
by Element Master October 17, 2009

by theatreslang July 16, 2020

Going online to social networking sites eg. Facebook after a few too many drinks and doing things you may later regret or even forget.
by Mats101 April 01, 2009

wow bro my handwriting used to be- and I'm really blowing the dust off the book with this one, dog water. but now its good
by M3 Garand August 27, 2025
