Dunk or Dunking may refer to:
- Slam dunk, type of basketball shot that is performed when a player jumps in the air and manually powers the ball downward through the basket with one or both hands over the rim
- Dunk (biscuit), dipping of food into a beverage
- Dunking, a form of water torture
- dunk refers to a highly customized 70's era Chevrolet, popularized by rapper Trick Daddy, as in "Dunk Rider"
- Dunk (footwear), originally a basketball shoe produced by Nike Inc.
- Dunk (band), a 1990s Canadian band from Niagara Falls, Ontario
- Dunk (elephant), the first elephant to reside at the National Zoo