• A thug who uses physical force or the threat of physical force to coerce others
• Enforcer (hockey), a role in ice hockey
• Enforcer (professional wrestling)

In gaming:

• Units in the game Battle Realms WOtW
• Enforcer, a handgun in the computer game Unreal Tournament
• Enforcer, a character class in the online computer game Anarchy Online
• Enforcer, a boss in the game Coded Arms

In entertainment:

• Enforcers (SWAT Kats), Megakat city's paramilitary police force
• Enforcer (comics), a Marvel Comics character

Other uses:

• Enforcer (Landing Platform Dock), a naval vessel for carrying expeditionary forces
• MH-90 Enforcer, a helicopter
• Piper PA-48 Enforcer, an airplane based on the P-51 Mustang
• a cut down pistol configuration of the M1 carbine made by Iver Johnson
• Chicago Enforcers, a former American football team in the short-lived XFL
• PAX Enforcers, volunteer staff of the Penny Arcade Expo