Definitions by DyNama

4x 

"Four Ex": Internet and texting abbreviation for "for example".

#US has swept #Olympics medals in #SummerGames several times, 4x 2008 Men's 400 meters and Men's 400 meters Hurdles.

Jst wching news, 4x CNN ch 9 ch 5

4x by DyNama February 14, 2014