What is Tstu?
1.
Too Stupid To Use. Mainly used when describing a person who is too stupid to use a computer or the internet.
After my TSTU grandmother couldn't find the power button her PC I told her to box up the computer and take it back to the store.
See
Random Words:
1.
Like a nudist but likes to hang out in only their underwear.
Person 1: I'm no nudist, I'm an underwearist.
Person 2: What&ap..
1.
When a person grasps another person's ballsack, pulls it up out of the way, and commences licking the ballsack from the backside.
..