The teenage act of using your thumb as a hole guide for your cock which is larger than she is used to. After slapping your fumbling dick in your palm, you gently insert your thumb into her pussy. Like Houdini you simply run your cock along your thumb, using it like a ruler or a guide, to direct and allow an easy and simple access’s to an otherwise unsatisfied pussy.
She was too tight for me, it was dark and I couldn’t even find her hole
properly. I heard Jimmy strolled in last night at the pub and after a few drinks he took her home. Apparently he used “the rule of thumb” his old
Man taught him. After a while the crafty fucker worked his huge knob to the hilt - and we didn’t see him for 3 days!
by Jungle Diver August 1, 2019
Get the The Rule of Thumb mug.
To receive two thumbs up the butthole at the same time. Could happen with or without notice. Can be performed by one or two different people.
Bro, last night Mike and Ryan slipped a double thumb gipster
by Gipppppppo May 11, 2023
Get the Double thumb gipster mug.
The acceleration of typing speed but deceleration of the accuracy in the words , content and context while texting due to thumbs fatigue although thought flows are exponentially high. Also known as FBST syndrome.
I was texting this girl come over to my room but instead I got hit with Fast Brain Slow Thumb syndrome and wrote “Come Over my hoes” so I blew my chances.
by Sassy Sheesh November 24, 2021
Get the Fast Brain Slow Thumb Syndrome mug.
The acceleration of typing speed but deceleration of the accuracy in the words , content and context while texting due to thumbs fatigue although thought flows are exponentially high. Also known as FBST syndrome.
I was texting this girl come over to my room but instead I got hit with Fast Brain Slow Thumb syndrome and wrote “Come Over my hoes” so I blew my chances.
by Sassy Sheesh November 24, 2021
Get the Fast Brain Slow Thumb Syndrome mug.
When you casually insert your thumb in your partner's anus during coitus
Brad had me bent over when he gave me some casual thumb. Took me by surprise!
by billmock March 11, 2022
Get the Casual thumb mug.
In Messaging, a subtle inquiry as to whether the other party composes text at the same speed he or she composes thoughts.
This is not a trick question. It's a week late, where's my package... (long pause) Cat got your thumb?
by Zappin' Nap April 29, 2021
Get the Cat got your thumb? mug.