Wind-up or windup may refer to:

  • Windup, a pitching position in baseball
  • "Wind Up", a 1971 song from Aqualung (Jethro Tull album)
  • "Wind Up", a 1997 song by Foo Fighters from The Colour and the Shape
  • "Wind Up", a 2001 song by Thursday from Full Collapse
  • "Wind Up", a 2026 song by NCT JNJM from Both Sides
  • Windup radio, a clockwork radio powered by human muscle action
  • Wind-up Records, a New York music label
  • Wind-up toy, a toy powered by a wound clockwork motor
  • Winding-up, liquidation of a company
  • Integral windup, an error condition in a proportional–integral–derivative controller
  • Pain wind-up, an increase in pain intensity caused by repeated stimulation
  • "She's a Windup", a 1977 song by Dr. Feelgood
  • The Wind-Up Bird Chronicle, a 1994 Japanese novel by Haruki Murakami

See also

  • Wind (disambiguation)
  • Wind It Up (disambiguation)
  • Wound (disambiguation)