nutstamp Posted in N Best definition nutstamp To dip ballsack in ink and stamp unsuspecting victim’s forehead. Can be used to replace the common slang word “teabag.” If John says that to me again i swear i’m going to nutstamp him right on the forehead. How satisfied are you with the definition? Looking for nutstamp meaning? Delighted that you discovered the greatest determine on our web site! Recently this definition was actually observed 59 times.