Op4

What is Op4?

OP4 stands for Opposing Force, the first and most popular expansion pack for Half-Life.

EdrianShepperdBoi - Wen is OP42 comeing out? Coz I kno thet the gman kept Shepperd coz he riminded him of him lol.

Ydm

1. You Da Man. This implies that you are congratulating your fellow with a sincere generic compliment. -Yo man, I hooked up with some-hot-..

Black Man Pyjamas

1. The ridiculous looking tracksuits worn by black guys and chavs alike, popular brands include nike and akademiks. They closely resemble p..

Hoy

1. the filipino way to get someones attention Hoy.....where did my lumpia go? 2. 1. What Filipinos use to call someone's attention...

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Op4 Edit Meaning