The word Harrier when used alone, has several possible meanings in the English language.

The term "Harrier", when used by itself can refer to:

• The Harrier vertical take-off and landing fighter aircraft and derivatives;
  • Hawker Siddeley Harrier - 1st generation Harrier
  • Boeing/BAE Systems AV-8 Harrier II - 2nd generation Harrier
  • BAE Systems/Boeing RAF Harrier II
  • BAE Sea Harrier - Maritime strike/air defence fighter aircraft
• Name of a small breed of hounds. See: Harrier (dog)
• A member of the hawk genus Circus. See: harrier (bird)
• A cross-country runner (lower-case "harrier").

"Harrier" is also a part of the name of:

• Harrier hawk,