Look up twitch, twitched, or twitching in Wiktionary, the free dictionary.

Twitch may refer to:

Biology

• Muscle contraction
  • Convulsion, rapid and repeated muscle contraction and relaxation
  • Fasciculation, a small, local, involuntary muscle contraction
  • Myoclonic twitch, a jerk usually caused by sudden muscle contractions
  • Myokymia, a continuous, involuntary muscle twitch that affects the muscles of the face
  • Spasm, a sudden, involuntary contraction
  • Tic, an involuntary, repetitive, nonrhythmic action
  • Tremor, an involuntary, repetitive, somewhat rhythmic action
• Twitching motility, a form of crawling some bacteria use to move over surfaces

Entertainment

• Twitch (service), an Amazon subsidiary live streaming video website
• Twitch (film), a 2005 short directed by Leah Meyerhoff
• Screen Anarchy, formerly Twitch Film or Twitch, a film news and review website
• Maximilian "Twitch" Williams, a character in the comic series Sam and Twitch
• "Twitch", a fictional character from the book How to Eat Fried Worms and its 2006 film adaptation
• Twitch gameplay, a computer or video game that challenges the player's reaction time

Music

• Twitch (Ministry album), 1986
• Twitch (Aldo Nova album), 1985, or the title track
• Twitch (EP), by Jebediah, 1996
• "Twitch", a 2001 song by Christina Milian from her self-titled album

People

• Stephen "tWitch" Boss (1982–2022), American freestyle hip-hop dancer, entertainer and actor
• Jeremy Stenberg (born 1981), American motocross rider

Other uses

• Twitch (device), used to restrain horses
• Twitch grass
• Twitch, in birdwatching, to pursue and observe a rare bird