1) To be extremely shocked, startled, or otherwise amazed.
2) Another way of saying "get pissy"
1) When you see it, you'll shit brix.
2) My mom shat brix when I brought the car home with a flat tire.
you will be fucking amazed when you see ut
tim goes"you have to see my dirtbike jump"
john goes "why"
tim goes "you will shit brixs"