i tell you what 

chiefly southern, esp texan. added at the end of pretty much anything, esp to add exclamatory sense to a clause. has a somewhat cryptic meaning known only to southerners. so you non-hicks, stop trying.

Bill's car is so red, I tell you what!

i tell you what by yuan January 6, 2005

i tell you what 

A phrase commonly used by people in the South. Can be used in the beginning or end of a sentence. Common to Texans, it is used as a whole sentence, with nothing before or after it.

Bill Engvall talking about Texans: "Man, I tell you what."
"What?"
"I told you."

i tell you what by Nicolee March 14, 2012

I tell you what 

Something Gary Whittaker says to either begin or end a conversation.

"I tell you what, that beagle is a power dog." - Gary Whittaker

"I tell you what, one time I ate 5 gallons of ice cream in one sitting" - Gary Whittaker

"I was at one time, the fastest man in Ohio...I tell you what, was the fastest white guy down at state." - Gary Whittaker

I tell you what by Maynard Yoh March 14, 2012

I tell you what 

By the use of this phrase to open or close a statement, the user acquires or asserts a pleasant, folksy authority. Sometimes paired with "boy" for added authority and folksiness (see example).

Frequent famous users include Cris Collinsworth and Hank Hill.

"Boy, that was a heck of a down field block by Michael Vick, I tell you what."

"I tell you what, the Seattle Seahawks came here to play tonight."

I tell you what by TebowTime23 February 5, 2012

I'll tell you what and such 

Saying originating from Belmont County, OH. Used to begin a story or after something that promotes bragging rights in a rural or backwoods boondocks area. A similar saying is That's what's up.

Ex. I put a 3" lift kit and some 31's on my Chevy Tracker the other day, I'll tell you what and such.

Ex. I caught a catfish the other night. It was a big'un, I'll tell you what and such.

I'll tell you what and such by ovredneck69 June 22, 2014

I'll tell you what mate 

The last thing you hear before being stabbed in the chest by a 10 cm long knife in north London. Could also be in Birmingham or Glasgow. Whatever you do if you hear this sentence run away.

Bruh, I'll tell you what mate

I'll tell you what mate by INeedToGoCommitDie February 15, 2023

Did I ever tell you what the definition of insanity is?

Insanity is doing the exact... same fucking thing... over and over again expecting... shit to change... That. Is. Crazy.

"Did I ever tell you what the definition of insanity is? Insanity is doing the exact... same fucking thing... over and over again expecting... shit to change... That. Is. Crazy. The first time somebody told me that, I dunno, I thought they were bullshitting me, so, boom, I shot him. The thing is... he was right. And then I started seeing, everywhere I looked, everywhere I looked all these fucking pricks, everywhere I looked, doing the exact same fucking thing... over and over and over and over again thinking: "This time is gonna be different. No, no, no please... This time is gonna be different." I'm sorry, I don't like... The way... you are looking at me... Okay, Do you have a fucking problem in your head, do you think I am bullshitting you, do you think I am lying? Fuck you! Okay? Fuck you!... It's okay, man. I'm gonna chill, hermano. I'm gonna chill... The thing is... Alright, the thing is I killed you once already...and it's not like I am fucking crazy. It's okay... It's like water under the bridge. Did I ever tell you the definition... of insanity?"

Did I ever tell you what the definition of insanity is? by Apple McAppleface October 29, 2026