Do you know what that means? 

Something said when something obvious is implied.

Bob: I dont have to go to work today.
Dave: Do you know what that means?
Bob: What?
Dave: Minecraft time obviously.

Do you know what that means? by Taniss99 July 31, 2011

I don't know what 

English translation of a popular French phrase, used in reference to an unknown or illogical attraction one has to a person, place, or thing.

Salvadore: Bro, what's the deal with you and those Tofu dogs you are consistently scarfing?
Yanni: Dude, you got me. They just have this certain I don't know what.

I don't know what by Holy Moses Roller Brigade March 13, 2008

You what youuu what 

You've have just had some great news.. ie a bet has come in or an all clear test result from the clap clinic. Perfect for beginning to tell your friends about some good news you've just had. You must emphasise the second "what", building up to it creshendo style.

"You what youuu what, that curry paste did come out with soap and water"

You what youuu what by DDougins June 12, 2008

I hear what you're saying and it sounds like Oy Yoy Yoy 

A phrase, origin of which is in Hebrew and now one of the most popular phrase in Israel. It's equivalent to "stop complaining like a baby" but much more cynical.
it's usually used when someone complains about unimportant things.

She: I'm 40, single, ugly and got fired today.
Me: I hear what you're saying and it sounds like Oy Yoy Yoy! I'm so miserable! No one wants me! I'd rather kill myself!

I hear what you're saying and it sounds like Oy Yoy Yoy by Burgi May 13, 2005

That's what he said 

said immediately after someone says "That's what she said".

Person 1: Wow! That is very long!
Person 2: That's what she said!
Person 1: Well, that's what he said.
Person 2: ... You son of a-

That's what he said by jkiszg November 11, 2010

boy howdy what a rootin tootin hootin hollerin grandma humpin time 

this word means wow, or jeepin' gillickers, wally!

Boy howdy, what a rootin', tootin', hootin', hollerin', grandma humpin' time that was! I can't wait til next time!

boy howdy what a rootin tootin hootin hollerin grandma humpin time by Captain Jacqui April 17, 2004

thats what she said 

A sentence that can be said after your friends say something that could possibley be turned into something sexual...

Person1: hey here, can you hold my ice cream for a while.
Person2: ya sure, (person 1 hands person 2 the icecream)
person2: o shit this is really slippery
person1: thats what she said...

what person 1 is refering to is a girl that would say that during sex...hes pretending that when he was having sex a girl said, that his penis is slippery...

this can be used in anything...

thats what she said by abdumac August 20, 2006