Up the bum, no harm done 

An expression conveying the convenience and lack of danger in conceiving children in Anal Intercourse

Man 1: I didn't want to get her pregnant, so I did her up her rear end!
Man 2: You know what they say: "Up the bum, no harm done!"

Up the bum, no harm done by Albury W Brown May 26, 2017

one up the bum no harm done 

After gay anal sex that hasn't caused no bleeding

One up the bum no harm done that's what he said after jumping out of the bushes bending me over and ripping my cum stained pants off,

one up the bum no harm done by mitch00uk April 8, 2015

one up the bum, no harm done 

Referring to the exchanging of bodily fluids between two guys through the course of anal sex.
One may say this in a joking way to ones chums to gain a chance of laughter, but has really got, what the youth of today call "issues" and should stop being so "batty"

Mike says to Patric
"mate forget about going to The Hart, lets go to that gay bar - The Birdcage. After all, one up the bum no harm done." This is when Patric would probably knock the shit out of Mike, grab a beer and go to The Hart.

one up the bum, no harm done by Mike February 11, 2006

one up the bum, no harm done 

A failed 2011 slogan created for Marie Stopes International by comedy music band The Midnight Beast, promoted with a catchy music video. 'One up the bum and it's no harm done, one up the bum and you won't be a mum."

Not reliable advice as there is a risk of "splash conception" (where semen is spilled into the vagina from the anus) and the risk of a sexually transmitted infection is as high or substantially higher compared to any other sexual act.

Enjoy your AIDS.

"One up the fanny and your mum's a granny" so instead you try kinky bum sex, hoping to avoid pregnancy?

The "one up the bum, no harm done" assumption is not a good idea. Where do you think lawyers come from?

one up the bum, no harm done by bitchuck September 5, 2024