A recently formed yet very successful gang based out of Jensen Beach, Florida. With branches spreading as far as Orlando. The gang consist of many key members such as: Thumb Master Poo, Squirts, Big Dump, and Smelly Mike. Also there is rumor of the gang releasing a new album called 'Under My Thumb' with a potential hit single called 'We Just Thumb'n'. Ways to identify a Brown Thumbs member is a BT located on their neck as well as their thumb tattooed brown.
by Thumb Master Poo February 16, 2015
by EMC57 March 01, 2025
Thumb me dumbly is the acting of taking the nearest mentally challenged person (or group of persons depending on how fucked up you are) and having he/she/them insert their thumbs into your anal cavity
Guy 1: so what did you get up to last weekend bro?
Guy 2: I went to the loony bin and got a few retards to thumb me dumbly
Guy 1: you’re a sick little cunt you are
Guy 2: I went to the loony bin and got a few retards to thumb me dumbly
Guy 1: you’re a sick little cunt you are
by Hugelymassivedick February 14, 2019
Online person: (has an egotistical or unnecessarily dismissive opinion)
Online person 2: Jesus Christ on a cracker, please stop it with your fucking thumb-up-the-ass opinion
Online person 2: Jesus Christ on a cracker, please stop it with your fucking thumb-up-the-ass opinion
by Dr. Ough June 22, 2024
by itichie_nocanpo October 22, 2006
"Ohhh- weee look at that phat thumb, pressin up against her panties. Thang big as hell, finna pop out!"
by atm TJ July 31, 2019
A Thumb Promise is a promise stronger than a pinky promise. It shall never be broken, and if so, then the person who broke it may never be trusted again. Crossing your fingers does not invalidate a thumb promise.
by syylent June 08, 2024