Slang dictionary
this ain’t it, chief
or this ain't it chief [th is eynt it cheef]
ΊΪΑΟΝψ does this ain't it, chief mean?
This ain’t it, chief is a humorous social media phrase used to signal that someone thinks someone else’s statement is utterly wrong or idiotic.
Where does this ain’t it, chief come from?

The phrase this ain’t it, chief was rarely used online prior to 2018. In fact, it only showed up once on Twitter before 2014. This ain’t itΒ expresses disagreement. And chief, like boss, is a chummy but patronizing way to address someone.
Then, in late 2017, a Twitter user responded negatively to a tweet simply withΒ this ain’t it chief.
After this tweet, a number of other Twitter users began replying to Tweets they disagreed with using the phrase. By the beginning of 2018, the meme seeds were germinating.
This ainβt it Chief
— Β₯ (@appaIled)
Come summer 2018, this ain’t it, chief flowered into a full meme, spreading to sites like Reddit and earning entry on Urban Dictionary.
Google searches for this ain’t it, chief surged in September 2018 and by October, the phrase was a regular reply on social media.
According to my calculations:
ββΒΞββΒΞββΒΞβ
β THIS β
β AINβT IT β
β CHIEF β
βββββββ β
7 β8β 9β / β
βββββ. |β β
4 β5 β6 β + β
βββββββ β
1 β 2 β 3 β =β
βββββββ β— Torchy's Tacos (@torchystacos)
Examples of this ain’t it, chief

Who uses this ain’t it, chief?
This ain’t it, chief is used, mainly on social media and for humorous effect, to reply to anything you think is wrong, disagreeable, or just plain stupid.
I hate the term "this ain't it chief" but anytime I read a headline about what Trump said 96% of the time my reaction is "this ain't it chief."
— Bear [TG] @ #Mainstage2019 (@BearUNLV)
This ainβt it chief. The Balkans will only get better over time.
— Ε uki π§π¦ (@rakijapapi)
Rostering Patrick Mahomes for the first time this season…
This ain't it, chief.
— DraftKings (@DraftKings)
Note
This is not meant to be a formal definition of this ain’t it, chief like most terms we define on Dictionary.com, but is rather an informal word summary that hopefully touches upon the key aspects of the meaning and usage of this ain’t it, chief that will help our users expand their word mastery.