Ass Flag 

Another word for a dogs tail. Especially when a dog has his butt towards you and is waving his tail.

Hey, check it out, Harley is waving is ass flag.

Ass Flag by Windowlicker9000 March 6, 2010

Ass-Flag

Noun.
-A variation of Ass-Hat used to describe a person that acts in a way that is so completely non-sensical that the person cannot be described in any other way.
-The word used to describe someone that resembles the epitome of of an Ass, someone that is a symbol and a standard by which all other asses are judged.

You Ass-Flag!
That chinsy bitch was such an Ass-Flag.
Why do you always act like such an Ass-Flag?

Ass-Flag by Bryan July 20, 2004

ass flags 

when you take a shit and toilet paper gets stuck in your asscrack and you pull your pants up and the toilet paper sticks out your ass and flaps in the wind

my jason, you have nice ass flags today.

ass flags by avalez99 October 26, 2011

flaggin out ya ass

when someone is violating you

nigga #1: bruh, this test is hard
nigga #2: i would fuck you even harder
nigga #1: wwwooaaahh, u flaggin out ya ass

flaggin out ya ass by papii.will January 2, 2020

assflag 

Someone who deserves to have a pool cue shoved up their ass and then waved around like a flag.

That guy at the pool hall, Brett, is a real assflag.

assflag by Dan September 23, 2003

AssFlag 

Alternative spelling Ass Flag or Assflag. Short for the game "Assassin's Creed: Black Flag", of the series also known as Ass Sass for short.

Assassin's Creed Origins is the best game in the series since AssFlag.

AssFlag by felixh December 19, 2017