The act of one being rejected by a possible mating companion, and the victim throwing a gex at the non-companion.
"Is Diana going out with Gunther?"
"Naw Sam, she totally regexed his ass!"
Short for regular expressions, this is a pattern language used for finding, grepping, or replacing strings. Very powerful if used correctly.
One of the most annoying thing in programming, yet one of the most helpful. Used for parsing text easily.
An example regex to find noobs: ((?:noob).*)