Accomplish a task without too much friction or resistance. Literally to fit in a space without touching the sides, figuratively to enter an event or room without being questioned or otherwise troubled.
Bringing water in to the baseball game is not prohibited, but if I bring a 6 pack of la crois do you think it will get-in-thin?
He is one of the greatest friends you'll ever make he's kind and loving small on the outside but big on the inside
So thin that if you turn sideways to anyones line of sight, you inevitably... disappear
"Oh god, that kid Dylan Breeze just went all terminal thin on us, I can't see him!"
"Secretive" way of making fun of lesbians...
"What's the difference between a Wheat Thin and a lesbian?
"What?"
"One's a snack cracker, and the other is a crack snacker"
When you are staying in a hotel with very thin walls, and when you “accidentally” break through the wall you land on two really hot naked chicks chilling in a Jacuzzi pool next door.
Did you hear how Andrew was lucky enough to have a freakin’ thin walling event? And it was during the Model United Nations trip nonetheless!
if you don't straighten up your gravy will be thin in the morning