Fault

Fault commonly refers to:
 * Fault (geology), planar rock fractures showing evidence of relative movement
 * Fault (law), blameworthiness or responsibility

Fault(s) may also refer to:

Arts, entertainment, and media

 * "Fault", a song by Taproot from Welcome
 * Faults (film), 2014

Science and technology

 * Fault (computing), also called a trap or an exception, a type of interrupt in software or operating systems
 * Fault (technology), an abnormal condition or defect that may lead to a failure
 * Electrical fault, an abnormal current

Sport and competition

 * Fault (breeding), an undesirable aspect of structure or appearance of an animal
 * Fault, in pickleball, any infringement of the rules by a player
 * Fault, in show jumping, a penalty
 * Fault, in tennis jargon, a serve that fails to place a tennis ball in the correct area of play