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.

Yolie

1. A really hot girl from my school. Wow, look at Yolie today......she's so hot! See Mack 2. Short for "Yolanda." Used a..

Anticougar

1. A girl, typically under the age of consent, who goes for guys much older than she is (usually over the age of 21). The opposite of a cou..

Zigzactly

1. meaning "exactly",- used by drunkards who cannot speak nor type properly. First used in the english translation of 'Aste..

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Op4 Edit Meaning