another way of saying a large amount;
if said by a male, it has a dual effect by saying a large amount while giving credit to the size of his "large" penis
originates from buttload, assload, shitload, fuckload, etc.
"You have any weed?"
"I have a crotchload."
"A crotchload? Does that mean you have alot?"
"I don't know, ask your mom."
A male who lowers their drawers and proceeds to rotate his hips in order to project & swing his member in a motion that resembles that of a ferris wheel or helicopter. This is often done from an open window on public transportation or a trolley.
Look! That guyjust went by in the trolley & Kenosha crotchcoptered us all!
When you do something so stupid, you should just slam your palm into your crotch, to prevent procreation. Crotchpalming is usually accompanied by a facepalm of the other people around you.