The Collaborative International Dictionary
XP
XP \XP\ [Belongs here in appearance only.] The first two letters of the Greek word XRISTOS, Christ; -- an abbreviation used with the letters separate or, oftener, in a monogram, often inclosed in a circle, as a symbol or emblem of Christ. It use as an emblem was introduced by Constantine the Great, whence it is known as the
Constantinian symbol, or
monogram. See Labarum.
Wikipedia
XP
XP may refer to:
Usage examples of "xp".
I've heard Senta use several different names for it—Goblins, the way we heard tonight, or the Minnies, or something that just sounds like letters, the XPs, or Expies.