by Hutch Teck, 1965 August 14, 2021

Informing another party that a certain object, personality trait, person, dinner bill, bar tab, human baby, etc that does not belong to you OR would like to attempt to distance yourself from.
Waitress: "Thanks for coming in, guys. Here's the bill."
You: 'Ain't my baby". (friend pays the bill)
Doctor: "Congratulations, it's a boy". You: "Ain't my baby."
Cop: "Who's bag of booger sugar?" Kev: "Shit that ain't My Baby.'
You: 'Ain't my baby". (friend pays the bill)
Doctor: "Congratulations, it's a boy". You: "Ain't my baby."
Cop: "Who's bag of booger sugar?" Kev: "Shit that ain't My Baby.'
by amb69 May 15, 2025

Whiner: Man, they really need to pay me more at work.
Aaron: Man, YOU AIN'T THE FUTURE OF SHIT! Stop bitchin'
Aaron: Man, YOU AIN'T THE FUTURE OF SHIT! Stop bitchin'
by theworldisforked February 26, 2020

by ricky.gotdonney August 29, 2023

Used to bring a person back to reality about a recent terrible decision they have made. The person is often embarrassing or humiliating themselves and are completely unaware of how they are perceived. Dog is used in an affectionate but slightly condescending way to endear the person to trust the judgment of the speaker. Pairs nicely wit the No One: Not a soul: meme format
Feri G in 2019: Let me sing the national anthem like a drunk aunt witch
No one in her entourage: Nah, this ain't it dog.
No one in her entourage: Nah, this ain't it dog.
by Blinky Winky March 29, 2022

by Skray Darthra Soulmeka October 27, 2019
