Thumby

sticking a thumb up a man's ass just before he climaxes

Oh girl I am about to finish, gimme a thumby!!

by Bundestag May 29, 2018

Thumbie cars

This defines the cars that thumbies drive. It is usually a Toyota corolla or vw golf. Most of these cars are found chatsworth, phoenix and merebank areas of durban. They include but are not limited to;
Vw mk1 golf ; This car is renowned for its thumbie status. Thumbies usually change the engines in these cars for 2.0l 16v/8v variants and are found at umgeni road and blue lagoon on Friday and Saturday night showing off with their friends and racing other thumbies on public roads
Toyota corolla/runx; mainly a rxi 20v / RSI 20v/Toyota gli twincam 16v / runx rsi, which are owned by majority of thumbies. These thumbies belong to car groups and are constantly arguing on who's Toyota is faster. They will go to such an extent to say that their cars beat m3s and complete the 1/4 mile in 13-14 seconds
Vw golf gti; mk5,6,7. This is a rich thumbies car, usually in the colour red or white. These thumbies are always seen with a girl in the passenger seat with gold teeth or tinted hair.

Saegren and his friends have a " Thumbie cars"

by Rahul P November 17, 2020

Triple thumby sprinkle

The art of packing ones marijuana cone with three thumb packed pinches and a sprinkle to top it off

Oi mate, what are the odds of you doing a triple thumby sprinkle

by Phill McGroin February 17, 2022

Thumbis

Slang for a woman that has enlarged clitoris due to testosterone replacement therapy. Results may vary from slight to a clitoris roughly the size of a thumb.

Woman: I can't take spin class anymore, my thumbis is too big and makes it uncomfortable.

by Kvist May 11, 2022