the term to describe the innapropriate piercing of soft male genitalia, which often becomes permanently flaccid. Often used in conjunction with "metrosexual" and "bi/curious".
Hey man, that guy looks like he got a niederer, poor bastard.
Niederberger is an uncommon trait that you will find in people who are attractive. It also can tell you if he/she is logical or not. Niederberger-ing someone can make you appear smarter.
Dude, she made me hot when she niederbergered all up on me. it was epic.
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi