Niedermeyer

synonym of frag. To turn on your commanding officer and dispatch him with lethal force, usually a grenade or a round from an M16. Named after what happened to Douglas Niedermeyer in National Lampoon's "Animal House"

All of the soldiers wanted to go home, so they Niedermeyered the Defense Secretary.

My boss makes me so mad, I want to just Niedermeyer him. Then resurrect him and do it again.

by Clean Sunbae December 7, 2023

Dirty Nieder

When you are engaging in sexual intercourse with a women, and you pull out a spreadsheet and start sticking it in her anal cavity.

I gave Samantha the a Dirty Nieder last night, and now she won’t talk to me.

by Professor Beans December 13, 2025