To be owed a favor or to be ahead of someone in something both parties have agreed to as a
Competition
Dude you beat me again you’re up one
I’m still up one on the favors you owe me bro
To deliver a turd so large that you have to stand up off the pan in order to achieve maximum length.
To leave a turd standing up like a telegraph pole when you drop it.
‘Mate you were a long time in the toilet’
‘Yeah I’ve just stood one up, you should see it, it was magnificent’
a female version of bone, to have sex with.
Girl: I want to clock you up one.
Last night, me and him clocked one up.
Tommorrow I'm going to clock one up with him.
a member of one up clan who hits all of his sniper shots until that one does miss
yo don!'t one up feenix a hunting rifle because he will clap you
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?
When someone uses someone else to be better than you without realizing it because they are a dumb-ass.
Indirectly one up-My friend terry uses his other friend to indirectly one- up me by telling me that she drives and paid for her own car because he's way more un-accomplished than me. He probably does it unintentionally but it pisses me off nevertheless.
Throwing up a One specifically your pointer finger shows that you’re valid and loyal.
Ultimate sign of a person having a good time
Homie 1: *throwing up a 1(one) in a pic*
Homie 2 to Homie 1: You’re having a good time huh.
Homie 3 to Homie 1: You’re a loyal ass homie.