That's not a thing

Phrase used to denote frustration with or to dismiss a concept or notion that either

A.) Makes no sense
B.) Is not widely known
C.) Does not exist

Person 1: I heard you were sick, what do you have? Chicken pox? Measles? Armenian Bird Flu?
Person 2: Wha-? That's not a thing

Person 1: This new body lotion I have works by activating the fourth and third chakras
Person 2: That's not even a thing

by BlackMan646 February 5, 2010

That's not how I roll

1. That's not how I act.

2. That's not what I like.

Man: Hey, you wanna go spank my ass?
Other Man: Whoa dude, that's not how I roll.

by leviathan09 July 17, 2004

that's not your pidgeon

phrase used to point out to someone that they are out of their jurisdiction or speaking out of place. Used in instances when someone is making comments or decisions that are not related to their expertise, knowledge base, or responsibility.

Burns: "I wish Marge were here to give me a back massage."

Smithers: "Mr. Burns, I would be happy to give you a back massage."

Burns: "Smithers, that's not your pidgeon."

by frannykt October 18, 2006

That's not on

Term used in the Canadian Forces. The same as that's unacceptable except with a professional overtone.

I thought the Captain was going to charge me or at the least councel me. Instead he just said "That's not on trooper."

by LGswift March 21, 2011

that's NOT the business

not cool, not happining

If a dude comes and talks to you and you think he is ugly you tell your friends "that's NOT the business"

by babygyrl September 21, 2005

That's not what your mom said last night

Just about. The greatest comeback to anything. Used mainly when talking about the size of genitals, but can apply to anything else.

Person A - Hey look at our science. That's bigger than yours!
Person B - That's not what your mom said last night!
Person C - Oh BURN.

by More Awesome Than Thou November 13, 2005

That’s not very cash money of you

When someone does something that’s kind of an
asshole or irrelevant.

Bro, that’s not very cash money of you!

by Dictionary Elle January 25, 2020