XP is an abbreviation for:

  • Called monogram of Christ ΧΡ, also Chi -Rho or Constantinian Cross, formerly Christogram, according to the cross and the fish the most commonly used symbol for Jesus Christ
  • EXPerience, English word for " experience ": in processor name, as AMD Athlon XP
  • In role-playing games, see Experience ( role playing game)
  • In behalf of Microsoft software, such as Windows XP, Office XP

XP as distinguishing signs on license plate:

  • Greece: Athens, kept for future approvals
  • Norway: Stjørdal in the province of Nord-Trøndelag
  • Disambiguation
  • Abbreviation