Seventy Niner

A person who is mentally challenged and their IQ is borderline mentally. Where they seem normal but cannot go deeper into a subject.

This guy seemed normal, but after trying to dig deeper into the subject I realized he was a Seventy Niner.

by Seventy Niner February 2, 2026

oon-deuce-niner

also known as a big gulp slurpee

Customer "how much is this slurpee?"
Chailott "brotha, it be a oon-deuce niner"

by g-birdman March 28, 2003

walk in my nines

"nines" refers to shoe size which makes the statement "walk in my shoes"
T.I. used this phrase in his song "Castle Walls" featuring Christina Aguilera.

T.I.- "Walk in my nines a while , I dare you."

by StonerAcademy June 4, 2016

beyond the nines

like to the nines but beyond

wow you did amazing you are beyond the nines!!

by bluzberrie April 11, 2023

Fitted to the nines

When someone is dressed freshly and looks nice

"Yo, Ronnie is fitted to the nines!"

by Jowie January 20, 2026