Basically the short hand formed of "What are you Doing?" Can be used as a text, in person, on the phone, on Instant Messaging, basically anyway you want.
Guy to Friend at a bar: Doing?
Friend: Drinking, then going to hit on that girl over there.
by Nilosuperstar March 31, 2009
Get the Doing? mug.
Visiting or going to. Popular amongst the feminine population
Oh Jem, We're doing the gym tomorrow!
by Tom May 2, 2003
Get the Doing' mug.
The response to a request, favour, or order. When you really want to say leave me alone Fucktard!
Me: Can you return the $50 I gave you?
You: Will do!
by PlayfulCan0358 March 12, 2014
Get the Will Do mug.
Denial of Service.

Hitting some server with so many requests that it crashes and/or legitimate requests can't get through.
Confusion possible when used as a verb as in "DoSsing a pron site" ("pron" here is intentional).
by ashkelon March 23, 2006
Get the DoS mug.
Most often this means sexual intercourse, but sometimes it can refer to offing someone, killing them in other words.
by Andrewsky March 5, 2003
Get the do mug.
noun: true. correct. right.

verb: to agree.
origin: small country town outside of Raleigh, NC and surrounding areas. often an affirmation of a previous statment being coorrect or incorrect.

antonym: and don't. and ain't. (untrue, incorrect, wrong, not in agreement)
Friend 1: girl those shoes are fly!
Friend 2: And do!

Friend 2 is in agreement with friend 1 about the flyness of the shoes.

Antonym:

Girl, those shoes are fly.
Response: And ain't! She needs to ask for her money back, they're ugly.

Can also be used in whatever tense applies. i.e. and is, and are etc.
by lili483 August 23, 2006
Get the and do mug.