The act of being a complete and total asshole.
Jeff: I turned down this pretty girl yesterday for not liking my shoes
Carmen: thats just douchebaggery
When something was promised to you then later denied by someone it was promised to you.
I was told by my boss I was going to get a promotion. Then the next day he said he never said anything of the sort. Now THAT is douchebaggery!
The act of commuting douchebag related behaviors
Alex leaving his brother behind was an act of douchebaggery
The act of doing something that is unneeded and stupid.
As the team ran the football back after blocking the field goal, the team commited the act of douchebaggery and ran on the field and got a penalty.
1) The act of doing the same thing a douchebag would do.
2) A social crime resulting in namecalling and future abuse towards the douchebag.
Jeff says a joke that isn't funny and causes everybody to stop liking him.
After calling said douchebag a douchebag, refer to the previous act as douchebaggery, so the douchebag knows and never ever forgets that they're a douchebag.
An word describing the actions of a douche bag.
"I refuse to take part in this douchebaggery"
"Tom and his douchebaggery"
The way one determines how much of a douche bag someone is, or how similarly they act to a douche bag.
The way she is.
Casey's consistent douchebaggery continues to astonish everyone around her. Today she tried commenting on an action of one of her peers by calling what he did, "douchebagism". Righteous Douchebaggery.