2) A heavy chunk of rock or concrete, very useful for humourously dropping on innocent bystanders from great hights.
3) Used in the phrase "Shitting a breezeblock" used when in great fear or frustration, usually greater than when "shitting a brick."
2) In their trampiness, some tramps dropped a breezeblock from the bridge onto a passing car.
3) After discovering the CIA were after him, John was shitting a breezeblock.
breezeblock is the UK word for it
Called "cinderblocks" in North America
Called "besser" blocks in Australia
From, Missile by IAMX