o/ 

The best way to say hello.

common idiot > hi steve
smart guy > o/

o/ by lolcat guy April 11, 2008

o/ 

A waving hand smiley.

Commonly used on habbo as a code to wave your hand in the air..

Bob: Hey man!

Billy Bob: o/

Bob: What the hell?

Billy Bob: "o/" is totally cool yo.

o/ by Your new momma. October 24, 2012

o/ 

Raise your hand up

<Thomas> Who's up for it?
<Jack> o/

o/ by Numsu October 9, 2008

o/ 

Just a simple wave

Steve - "Hello"
Rose - " o/ "

o/ by CargeLock May 28, 2020

o/ 

high five.

appropriate response is \o

<ray> lol good one bro, hi 5 o/
<bogsnarth> \o

o/ by bogsnarth May 3, 2005

O/ 

A way of saluting your white brothers and sisters. Popularized by codcomedytj, o/ is meant to depict a person doing the Nazi salute.

"spam the chat with o/ boys"

O/ by Mussolini's beasting February 20, 2021

o/ 

A Roman salute.

Throwing up a o/ for Hulk Hogan. HH, brother

o/ by Clausewitz August 14, 2023