#TSD STANDS FOR THAT SHIT DEAD

#TSD (Trop Souvent Déçue) : n.m Mouvement moderne signifiant la déception répétée. Initié par une salope au cheveux de feu.

This acronym stands for "tactical sperm dump". A tactical sperm dump is when a man masturbates shortly before having sex with a female friend so that he will last longer and not blow his load too quickly.

T spin double
It's a strategy used in Tetris, which can send 4 lines, equivalent to doing a tetris, but is easier to set up.