nut up

To suddenly go crazy with no apparent provocation. Especially true with emotional issues that have not been previously resolved but avoided.

"I was talking about waiting another year to get married, and she began to nut up on me."

by CWB September 18, 2005

nutting up

Losing one's ability to control excitement.

My dog is nutting up because I just got home.

by Redneck Hemingway July 18, 2016

nutted up

Freaked out. Stressed. Going a little crazy

I am sooo nutted up about this interview.

by wstsdgrl March 12, 2008

nut up

To go crazy or stupid. To be extreamly fearful.

Don't nut up on me now.

by F.I.D.O. July 22, 2006

nut up

v. To ejaculate. Literally, when one's testis climb to a "high & tight" position just before launch.

Al was about to nut up when her cell phone rang, turning his hard tool into a soft accessory.

by R2dad August 1, 2006

Nutted up

Nutted up

I just found out I am going to be an uncle, my bro nutted up his girlfriend.

by ALL BIZ July 23, 2019

Nut Up or Shut Up

either pull your dick out and ejaculate and go do you task or shut up

Frank: Dude i gonna ask out debbi

Ron: Dude, nut up or shut up

by lost shadow kid April 1, 2010