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1.
The act of having sexual intercourse with a woman while she is having her period with the intention to help her "clean her pipe".
1. Dude, it's that time of the month -- pipe cleaning time!!!
2. Dude 1: Yo, my woman's on the rag,
Dude 2: It's cool man, you can totally pipe clean that.
3. Ya don't need lubrication when you're pipecleanin'!
by pipecleaner February 09, 2008
 
2.
When a male masterbates till the point of ejaculation
"Dude, I have not watched porn for months, i've needed a good pipe cleaning"
by TaliT September 22, 2012
 
3.
The act of having sexual intercourse with a woman while she is having her period with the intention to help her "clean her pipe".
1. Dude, it's that time of the month -- pipe cleaning time!!!
2. Dude 1: Yo, my woman's on the rag,
Dude 2: It's cool man, you can totally pipe clean that.
3. Ya don't need lubrication when you're pipecleanin'!
by PipeCleaner Extraordinare February 11, 2008
 
4.
when you receive an orgasmically felacio from a chick; usually its when you haven't received a felacio in a while
last night mandy cleaned my pipe and i busted all in her face
by weasel April 23, 2005