Kek literally translates to lol on World of Warcraft. When someone from the Horde side types lol in /say, members of the alliance side see kek instead. Not specific to Orcs.
Human Paladin: Dude, that Orc totally just pwned you.
Human: Dude, now he's laughing at you. Kick his ass.
Stands for Best Friends Forever. An abbreviation mostly written on binders or notes by girls in grade school, however, over the last few years, people who use to use the term in grade school have actually started saying it, typically in a joking manner, to mean a close relationship with someone.
OMG Wendy is so cool, we are totally BFFs now.
We have so much in common, its like you are my BFF.
A combination of possibly and probably. If possibly gives something a chance from 0% to 50% of happening, and probably gives something a 75% or greater chance of happening, then prossibly is the area between the two, the range of 50% to 75%.
Person 1: Hey, you want to go to the movies on Friday?
Person 2: Prossibly, depends on whether or not my boyfriend has to work.
Person 1: Dag, you can't let him control your life.
Person 2: But he loves me!
Person 1: Lame.
To burn the countryside, or anything really, typically done by Trogdor the Burninator. The term was created by Strong Bad, a character associated with the online flash cartoon, Homestar Runner. Trogdor, who does the burninating, was a response to an email sent to Strong Bad and has grown into a vastly popular character in the series.
OMG watch out! Trogdor is totally going to burninate the countryside. Next he will come for your childrens!
Stands for University of Houston, vastly known as a commuter school with students who couldn't give a shit about school spirit or even admitting they attend there. Mostly comprised of people who flunked or "partied" out of a real school, people who couldn't get in to a real school, people too scared to go to a real school, people too poor to move away, people who went away but couldn't bear the thought of not being close to their significant other who couldn't make it at a real school, adults returning to school, unexplainable attendees, and Asians.
Famous UH drop outs/grads: Randy and Dennis Quaid, Ken Lay, Fred Couples, Clyde Drexler, and a few other people you don't give a shit about.
Person 1: So where are you going to school?
Person 2: UH.
Person 1: Oh. So couldn't make it in a real school?
Person 2: No, actually I just wanted to come back to be closer to my boyfriend who couldn't make it in a real school.