Definitions by Teeja-po
Crust
noun Mainly, it is unwanted Pube like hairs that grow on the back of the neck, sideburns, or behind the ears, especially when someone hasn't gotten a haircut or a line up in a while. Can also be used to describe any other nasty hairs or substances that are unwanted or "gross" looking.
Crust can also be applied to women.
Someone can be "crusty" if they have these features
Crust can also be applied to women.
Someone can be "crusty" if they have these features