The caper is a perennial spiny shrub that bears rounded, fleshy leaves and big white to pinkish-white flowers.
Caper may also refer to:
- CAPER (organization), an organization that promotes the interests of radio and television broadcasters in the Republic of Argentina
- CAPER, the Center for Addiction, Personality and Emotion Research at the University of Maryland, College Park
- Caper elimia, a species of gastropod
- Caper film, a film genre
- Caper story, a subgenre of crime fiction
- Flavius Caper, a 2nd century Latin grammarian
- A resident of Cape Breton Island
- Joey Cape, referred to as "The Caper" in Lagwagon's song "Falling apart"
- Slang term for a person committing an illegal, criminal, or suspicious act pertaining to robbery or burglary.