The word grenade can mean:-

• The well-known hand grenade commonly used by soldiers.
• Tear gas grenades. These are often used for riot control.
• Stun grenades, also known as concussion grenades or flashbang grenades. These make blast only and no shrapnel. They are intended to stun without causing serious injury.

• A symbol representing a stylicized old style of grenade, with a rising flame, featured on the insignia of certain military units such as the French Gendarmerie and Italian Carabinieri; also used as a charge in heraldry.

• Grenade is the name of a commune in the Haute-Garonne département in France.