I know you are but what am I? 

A complete fail of a comeback... basicaly... you would use it when you get verbally bitch slapped your face is all red... and you cannot come up with a comeback.

Faggot: You smell bad

Me: Wow... because you said that dis you went from nobody loving you... to having a small squirl start to love you... oh wait... that squirl just got ran over by a car... your back to nobody loving you...

Faggot: I know you are but what am I?

I know you are but what am I? by balla911 April 16, 2009

i know you are but what am i? 

A phrase used to signify that an argument has degraded to an immature level. Used as a response to someone that's turned a friendly discussion in to a personal argument.

Person 1: I hate iphones!
Person 2: I think they rawk. iPhones for everyone!
Person 1: You're a poo brain.
Person 2: I know you are but what am I?

i know you are but what am i? by an0nym0usc0ward March 19, 2010

you betta know it 

you should already no...

Yo dog you making that money today?
yeah bruh you betta know it

you betta know it by L-weezy April 11, 2008

i know you by heart

I know you ! (VERY WELL)

- I know you love Hannah !!!
- No I don't ..
- Oh stop I know you by heart ! You can't lie to me 😂

i know you by heart by Pascal cœur October 21, 2017

I know you got sol 

Sometimes misunderstood as "I know you've got sol". Taking the lyrics of the Simply Red song you utter this phrase when toasting or after opening a bottle of Sol mexican beer, generally whilst drunk.

Toasting

1st Guy "I know you got..."
*raises opened bottle*
2nd Guy "...Sol!"
*clinks their open bottle with the raised bottle*

Opening

"I know you got Sol!"
*swigs from bottle*

I know you got sol by ConradtheBrave November 3, 2007

What you gotta know 

A turn of phrase originating in Rochester, NY.

1. owned

2. damn

3. what are you doing?

1. I just chrismerfee'd you for the third time this game What you gotta know!

2. ::Sees a hot chica walk by:: "What you gotta know!"

3. Its friday night, what you gotta know?!

What you gotta know by MGRAMM2 March 17, 2010

I know you are 

When you know they are.

Comu: You're gay.
Spooky: I know you are.

I know you are by Hacking_Lord May 24, 2018