co-sign 

To agree with. This term is mostly used on message boards.

User1: DAMN! J.Lo gotta fat ass!

User2: Co-Sign

co-sign by neqquah July 23, 2005

co-sign 

1. Slang. (positive) - to propound; to sanctify; to advocate the genuineness/veracity of another's character.
2. Slang. (negative) - to A.)acknowledge and accept partial responsibility for the presence/actions of another person and the effects thereof, or B.)to deny all responisbility and/or attachment to said individual and/or their actions and any effects thereof.

1. (positive scenario - your friend's party)
"Who's the dude you came in with?"
"Oh, that's Keebler. Don't worry, man. I co-sign for him. He's cool."

2. (negative scenario - some random party)
"I think your buddy's about to get his ass beat."
"Who said he's my buddy? I just walked in next to him, I didn't co-sign for him."

co-sign by .over.the.stars. July 29, 2008

Co-Sign 

A Slang Word Meaning "Vouch", When You Get Someone A Job Where You Work. If The Person Is Working Out Then The "Co-Signer" Usually Takes Credit For The Employee's Success(Behind Their Back Usually).

Justin: "Holy Shit, My's Like The Best Employee We Got, Including Myself, Look All The Work He Did Last Night By Himself!"
Tommy: "Yeah, That's Right I Co-Signed That Kid."

Co-Sign by Ibble February 27, 2005

Co-sign 

To allow other people to have sex with a person you have had sex with. Term can range from a hook-up to an ex.

Man do you want her? I co-sign her.

OR

I’m into her. I don’t co-sign anyone fucking her.

Co-sign by Wackboysouthere July 31, 2018

co-sign

v.
1. to represent a cause or opinion by attaching your name and reputation to it.

See also, "to n'th this," as in, "I second this," "I third this," etc..

"Co-signed, because that was some real shit you just said."

co-sign by soweli babale May 3, 2026

co sign

To add on or second ones opinion to try and be cool. To make known that you agree on someones thought by repeating it in the same way they just did.

Resar was being his usual gay self and decided co sign on kirk's comment about the cubs owning.

co sign by rudy fruit of the loom April 30, 2006

Deadman's Co-sign 

**Deadman's Co-Sign**

_An artist in the music industry using the death of another artist to capitalize on their legacy for personal benefit._

**Common Motives:**

- Growing their brand
- Increasing streaming numbers and album sales
- Generating sympathy or good publicity

**Common Methods:**

- Releasing music featuring or remixing the deceased artist's work
- Purchasing or obtaining rights to incomplete projects of the late artist, then revising and distributing them as collaborations
- Publicly pretending to be deeply affected or grieving, resulting in sympathy streams or positive press

1. "I feel like it's mad disrespectful that XXXTENTACION didn't even know Lil Nas X before he passed, and yet Lil Nas X still used him for the Deadman's Co-Sign."

2. "It's pathetic that Drake really thought he'd get the Deadman's Co-Sign off 2Pac by using his AI voice model in the diss track on Kendrick."

Deadman's Co-sign by Worgrimm January 22, 2025