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1.
A term used to describe heavy sexual activity; to rail; complete and absolute sexual toil
Dude, this chick was so horny, I was laying brick like a true champion until sunrise.
by El Guy November 17, 2005
 
2.
blowing your load in, or around a girls mouth.
i bricked in that girls mouth last night.
i was busy laying bricks last night, what did you fags do?
by Donald Black September 23, 2007