ohaidar 

Chat-Speak for "Oh! Hi There!".

1.Used to greet someone that you haven't seen in a while, or haven't ever met before.

2.Also used when you suddenly notice someone/living thing (greeting).

A.
Bob: OHAIDAR, WHERE HAVE YOU BEEN FRANK?

Frank: WITH YOUR MOTHER. :)

B.
Bob: HEY LOOK! ITS A KITTY-CAT!

Frank: OHAIDAR KITTY-CAT.

ohaidar by Unusually Vivid July 24, 2009

Ohaider

A word used to say Hi to people, used mostly on videogames such as WoW, Runescape, and other online games.

Ohaider OMGWTFBBQHAX. How do'ya do?

Ohaider by OMGWTFBBQHAX March 31, 2008

Ohaidere 

Another way of saying. "Why, hello there"

Bob: Ohaidere, Jim. How you doin'?

Ohaidere by OHMNOMNOM January 9, 2011

ohaider

word used to say "oh hi there" in a cuter way.

ohaider jessica! how is u?

ohaider by kyalicious March 20, 2011

ohaiderguise 

Sexy phrase translated to: "Oh hi there guys," in English. Usually used as a geek expression or in online games.
O - Oh
Hai - Hi
Der - There

*Retarded noob walks into a random WoW city*

Noob189: OHAIDERGUISE! HAO ARE YOO AWL DEWING?

ohaiderguise by 4DALULZ1 October 4, 2008

ohaidur 

An alternative to saying hello in online gaming and online communities, is also common in trolling.

Ohaidur wubu2 lately sam?

ohaidur by Muse. May 9, 2011