one up top

To always have a live round in a guns chamber.

Aye, nigga you got that fire on you just in case these niggaa bust?
Yea you know i keep one up top ahk.

by Pacman206 January 28, 2017

One up top

Referring to a gun. you have a bullet in the chamber and you’re ready to shoot.

“I got one up top nigga you better duck”
“Aye slat you got da strap?” “Yea nigga One up top”

by BawskeeGang January 17, 2019

To take a dump in the tank part of a toilet. Usually done as a sick prank or a means of revenge

John totally dissed me so I went to his bathroom and Put One Up Top!!!

by R-Dickulous October 19, 2020

To shoot someone with a bullet loaded in the chamber of a gun.

Yo James is trying to fight you.

I ain’t trying to throw hands if he fucks with me he gonna catch the one up top.

by EJontop September 15, 2018