A cave worm is someone who lives under your house and creeps out of your floorboards and tickles you
by I’m djshwbsis March 29, 2024

The act of shoving your fist up the back of your friend's marching band uniform, but in more casual circumstances up a their shirt, and wiggling your fist around while it's up there and while your friend is struggling to get it out.
by MasterOfSquirmyWorm November 23, 2024
