kline

From network security and administration. To K-Line someone is to prevent further access to a network or service by a given person, as tracked by their IP address or apparent DNS name. This could be enlarged into a site K-Line, which prevents all IP addresses from a given subnet or all users with a given DNS suffix from connecting to or using a given resource.

Please refrain from violating the Terms of Use of our network at risk of being K-Lined.

glah

Misspelling of flag, started in the capture-the-same game called Arc

Crap, our glahi are gone!

mh

Computer game abbreviation for map-hack.

*****: You have mh?
*****: Well... let's just say I usually take the lead...