the opposite of one upping someone, trying to match a complaint with and even worse grievance.
Person A: I don't think I did to well on this test!
Person B: Well, at least you studied. I didn't even know we had a test today.
Person A: Why are you always trying to one down me, let me have my moment.
by aly_xandra April 26, 2007
It's the rape difficulty in the game payday 2. You'll get swarmed by Zeal-Cloakers, Zeal-Dozer, and skull masked assholes that'll down you in no time. You can be downed only once.
Dummy1:"I wanna try one down"
Dummy2:"No you don't. It'll rape you."
by SniperTon00 May 22, 2018
to be less Jewish than one's parents
"Shmuel's parents were good Conservatives, but he one-downed them and only goes to service on High Holy Days."
"Oy vey!"
by Yussel Greenberg May 6, 2010
slang for good bye also see one
usually used on communication devices
Poopy: yo ima hit u when i get back to the block down
Dae Dae: one down my nig
by Rdurbin September 5, 2005
Joey, Bobby, and little Timmy sat out the kickball game and burnt one down behind the gym during recess.
by Nick D November 11, 2003
Response to inquisitive greeting that denotes you're getting things done (as from a daily list of activities).
Ed: "What's up?"

Alan: "One down, dawg."
by lastofseven June 3, 2010