Definitions for "Grief"
Pain of mind on account of something in the past; mental suffering arising from any cause, as misfortune, loss of friends, misconduct of one's self or others, etc.; sorrow; sadness.
Cause of sorrow or pain; that which afficts or distresses; trial; grievance.
Emotional response experienced in the early phases of bereavement. (618)
The act of a higher level player or group of players, continually killing lower level players repeatedly. Griefing is done to aggravate the other player, or make them quit the game. Usually this is done most of the time on PvP servers, however it can happen on PvE servers when players are out hunting in Hostile areas.
To PvP someone when it is unwanted or abusive.
To cause "grief" by playing unfairly or disrupting the game for others.
Grief were one of the pioneering acts of Sludge doom. This Boston based was founded in 1991 by Disrupt guitarist Terry Savastano and drummer Randy Odierno (who later switched to bass and later again left to join Bane of Existence). They broke up in 2001 mainly due to drummer problems - something that was an ongoing problem for the band from the start.
Keywords:  malady, pain, physical, cause
Physical pain, or a cause of it; malady.