What is Crustup?
1.
a crustup is when you leave your food on the table without eating it for hours and it goes dry and crispy.
Works well on potato and cheese.
ah! mum, there's been a crustup, my potato and cheese have gone crispy
See
Random Words:
1.
While in the act of doing a mushroom stamp, you jizz(explode) at the same time.
Do the exploding mushroom stamp to your mother
See mus..