niñera

A babysitter

Pinche niñera wey !!!

by JoseCarlos34 April 12, 2021

Nineball

An Idiot.

Cirno=nineball

by Koko_nutZ September 24, 2018

on the niner

act of standing against a wall to cause the effect of invisibility.

Hey wheres billy. oh there he is, he must have been on the niner.

by Jarrin Dennis February 16, 2004

Niner-niner

When you say something so stupid, that your friends question your mental stability.

“People in Denmark speak Denmarkese right?”

“Oh my god, you’re a fucking niner-niner”

by yungjonasty November 11, 2020

Ninety-Niners

Lab slang describing a group of quantum-computing researchers that has prepared a Bell-state using a two-qubit entangling gate with a fidelity equal or higher than 99 %.

German lab rat: The Raman laser is not locking again.
Indian lab rat: Hold my beer, I’m tweaking the PID parameters.
Spanish lab rat: Come on guys, without sideband-cooling we’re not Ninety-Niners anymore!

by Hyonoko September 28, 2021

Nignerant

A black person who is ignorant

Tyrone: Now that Obama's president, I don't have to pay my mortgage

Preston Jenkins III: You're Nignerant

by Preston Jenkins III October 8, 2011

Forty niner

A woman who is a 4 but thinks she is a 9

Hey bro, look at this tinder thot forty niner requiring men be 6 feet tall, 6 figure income, looking like a model, and they are broke, far and aren’t even cute.

by MGTOW September 10, 2019