A great comeback or a phrase that will wreak havoc. This phrase and be used to simply annoy someone or to say for the heck of it.Also it can be used in a conversation.
1)Ruben:Your a butt cheek

Tom:I know you are but what am I?

2)BOB:I'm going to be Albert Einstein

Rick:I know you are but what am I?
BOB:Beats me it's up to you
Get the I know you are but what am I mug.
When looking for a quick laugh and have nothing to say, works best around nerd faces. Stupid comedy
Dude how many numbers am I holding up
by Mick Wagerson February 20, 2016
Get the how many numbers am I holding up mug.
i'm supposed to be doing homework rn but i'm doing this...
mom: Are you doing your homework?
son: Sure... and im tottaly not putting a entry for a word called: idk man what word do i put onto urban dictonart i am bored and stuff i also just misspled missplled and damn i can't speel
by zman90 November 2, 2020
Get the idk man what word do i put onto urban dictonart i am bored and stuff i also just misspled missplled and damn i can't speel mug.
The gen z way of saying haha bitch I won the argument

It is literally the worst comeback of all mankind
You are dumb

I know you are but what am I
by 42069ultimateholdersex April 2, 2021
Get the I know you are but what am I mug.
My fellow Americans, I have not been entirely truthful with you. I did creampie that girl. I impregnated her fetus with my sperm, and I am sorry.
Quagmire: My fellow Americans, I have not been entirely truthful with you. I did gigoogity that girl. I geschmoigiddied her geflavaty with my googus, and I am sorry.
Meg: What does that mean?
Peter: Shut up, Meg.
Stewie: Brian, what DOES this mean?
Brian: It means Quagmire was having sex with a pregnant woman and she made him come so hard he accidentally impregnated her fetus.
Lois: Uh, that's terrible!
Chris: That's not as bad as what the evil monkey does to me at night.
by iamawaitingdeath March 9, 2023
Get the My fellow Americans, I have not been entirely truthful with you. I did gigoogity that girl. I geschmoigiddied her geflavaty with my googus, and I am sorry mug.