A noun used to describe a person who rushes into abnormally stupid activities or situations he/she has no cause to be in or ability to successfully negotiate. i.e. one who "thunders" into stupid shit like a dumbass, hence the term. Usually reserved for those who are dumbasses to such a high degree / perform acts of dumbassery on such a regular basis, they require their own classification.
Al: "I'm going to go fight in a martial arts tournament on Tuesday."
Sal: "Dude, you've never taken martial arts before. You'll get your ass kicked. Why are you always looking for a fight?"
Al: "Nah man I'll fuck up anybody who tries that Judo shit on me"
Sal: "Stop being a thundering dumbass. Just have some drinks with the boys instead."
Al: *proceeds to get his ass kicked on Tuesday*
Sal: "Dude, you've never taken martial arts before. You'll get your ass kicked. Why are you always looking for a fight?"
Al: "Nah man I'll fuck up anybody who tries that Judo shit on me"
Sal: "Stop being a thundering dumbass. Just have some drinks with the boys instead."
Al: *proceeds to get his ass kicked on Tuesday*
by the bad Ag February 21, 2019
Get the thundering dumbass mug.His girlfriend got on hers knees and performed oral sex on him whilst putting her thumb up his bum, she called it thumbing
by Stush69 December 9, 2019
Related Words
thumbering
• thumbring
• Thumpering
• Tumbering
• thumbing
• Tumblring
• thumbing it
• Thunberging
• Thumbelina
• Thumbling
Tim: good sid what are thou doing to me
Bill: why I'm thumbing you kind sir, it's a hip new way of communication
Bill: why I'm thumbing you kind sir, it's a hip new way of communication
by Cumslut2.0 February 15, 2021
by APotato317 May 10, 2022
When someone with very soft hands sneakily and gently inserts their thumb up ones bum and the person receiving said thumb only notices it once it's too late.
by PsychoDeschain May 9, 2018
Arnie: vut do you sink of my thaaarmring Sly?
Sly: *unintelligable mumbling* thumbring *more mumbling*
Arnie: Ya, I agree, it ist very maaasculine.
Sly: *unintelligable mumbling* thumbring *more mumbling*
Arnie: Ya, I agree, it ist very maaasculine.
by Grae November 13, 2005
john was thumbing his hand console control with vigor through a complicated game level twisting bending steering flexing crooking
by thumper903127 July 11, 2010