Giggly bricks

A term generally used when referring to bricks of marijuana, due to it's nature to cause someone to become giggly.

Pot-head: Hey maan can I get a couple of them giggly bricks?
Seller: The fuck?
Pot-head: Giggly bricks, maan, you never heard of a giggly brick? You got some right there
Seller: You mean the weed?