Someone who takes credit for others' work, is extraordinarily arrogant, and has a smug sense of accomplishment regardless of the sheer stupidity of their actions; a douchebag.
by Dharma Midget November 5, 2014

To fail or ruin something due to stupidity. To fail in such a way, where doing nothing, would have been better.
1) Man,I Trumped that test. My parents are going to kill me.
2) I love her, but I Trumped that relationship beyond fixing.
3) I hit another car with my car, and now the back is Trumped up.
2) I love her, but I Trumped that relationship beyond fixing.
3) I hit another car with my car, and now the back is Trumped up.
by TimeTime December 7, 2016

I shit liquid fire after three stright Chipotle meals. My shitter did a trump on me like I'd never seen -- I was covered in runny pseudo-Mexican seconds all day.
by Dharma Midget December 7, 2016

by MartinFrog November 26, 2019

To be proven 100% wrong of one's theory, and then to proudly take all the credit for being proven wrong.
Lindsay started trumping, saying she was proud that she made Kaitlin come forward and prove with a DNA test that the baby was conceived by Katilin's own husband. All after claiming she had proof otherwise, spreading nasty rumors, and casting doubt saying it was another man's even though a blood test had proven otherwise.
by Sidbo May 19, 2011

Example 1: I totally Trumped this girl the other day on the train. I grabbed her by the pussy. Example 2: I was out for a walk the other day when I noticed a sexual predator Trumping on young women. Example 3: Bill Cosby enjoys Trumping women after he drugs them up. Example 4: See that girl over there? I am totally gonna Trump her later.
by JaynDoh October 15, 2016

when you run to a person, expose your penis, and shove it into their face while yelling, "Trump me! Trump me!" consensually.
I'm sick of all these dudes trumping one another.
I thought I was hot stuff, and then she trumped me.
He kept trumping me all night, thinking I'd suck his magnificent dick.
I thought I was hot stuff, and then she trumped me.
He kept trumping me all night, thinking I'd suck his magnificent dick.
by NotStung August 6, 2016
