A crash or Crash may mean:

• A car or other vehicular crash is a collision with something, including another vehicle. See road safety and car accident.
• A crash is also a common term for a computer fault that brings down a program or operating system. It can also refer to the failure of a hard disk drive termed a head crash.
• A stock market crash.
• Crash, a controversial JG Ballard novel and later film about people who are sexually aroused by car crashes
• CRASH was a magazine dedicated to the ZX Spectrum published in the UK from 1983 to 1992.
• Crash is the name of a 1996 album by the Dave Matthews Band.
• Crash is the name of a 1986 album by The Human League.
• "Crash" is the title of a 1988 song by the Coventry band, The Primitives.
• CRASH was an Los Angeles Police Department special task force in the 1980s and 1990s.
• Crash Bandicoot is a video game franchise starring a character of the same name.
• A Schedule duration Crash
• Crash can also be used as a verb meaning "to sleep"