a way of saying that you don't care. used around people u shouldn't be calling the name of the rear end. ranges from kids to a corporate meeting.
Wife: Honey, Bush is on TV
Husband: who gives a rat's rear end
3 year old: daddy, u mean ass?
husband: O.o?
Husband: who gives a rat's rear end
3 year old: daddy, u mean ass?
husband: O.o?
by Shashawiw April 8, 2011

by mangotea March 7, 2009

by savloader January 26, 2006

Jane: Hey Hailey, where are you parked?
Hailey: *points down the never ending parking lot* oh, you know the ass end of space
Hailey: *points down the never ending parking lot* oh, you know the ass end of space
by lotuspanda March 15, 2008

The point at which a person nearing or during retirement begins to act "young" again so as not to descend into despair and madness as they slowly rot and die.
Guy 1: "So my dad replaced the really awesome glasses with these fugly ass grandpa ones and I'm just like, 'WOW YOU ARE SO OLD!'"
Guy 2: "Haha is it midlife crisis status?"
Guy 1: "Nah he's too old for that. That was when he bought the convertible."
Guy 2: "Oh it's an end-of-life crisis."
Guy 2: "Haha is it midlife crisis status?"
Guy 1: "Nah he's too old for that. That was when he bought the convertible."
Guy 2: "Oh it's an end-of-life crisis."
by chickenfanny March 24, 2009

by Jessica rodriguez July 20, 2016
