To be stern, strict or uptight. (Sometimes in a way that is considered condescending.)
I lost some of my friends for beating up a bully. I guess a few of them have a stick up the ass.
by Starfighter1000 November 19, 2013
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An apology for clingy or needy behavior such as blowing up someone's phone, or knowingly pestering someone for their attention.
Me: sorry I've been up your ass today.
Friend: thanks, but you need to not text me so much.
by Kali_kastaway September 18, 2020
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1. Mass consumption of gas-causing foods in order to become more flatulent than another decidedly gassy individual within close proximity.

2. Threatening to consume gas-causing foods in order to become more flatulent.
1. After inhaling his roomate's farts for nearly an hour, Mike decided it was time to strike back. He rathcheted up the ass by devouring some jalepeno poppers and three large orders of Burger King onion rings.

2. Mike warned his roommate that if he didn't stop running into his room every five minutes and farting, he'd be forced to ratchet up the ass.
by Charlie Tang July 7, 2005
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When anything goes missing on our house we automatically assume that it's "up Buffy's ass". Buffy is the cat.
by MJ Coolness October 18, 2010
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To drop your defenses and let yourself get fucked by as many willing dicks as you can find. To give up the ass is considered a noble thing, especially when it's to me.
You know that bitch Laquanda? Man, I found her giving up the ass at the party last week to all the homies. I let that bitch suck my dick off later on. It was tight.
by Denis Baldwin February 3, 2004
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