Related Clues:

• Some kind of jerk?
• Computer program, casually
• Piece of PC software
• Common contraction?
• Twitch or tic
• Internet program, briefly
• Software program, for short
• Muscular misfire
• Burst of energy
• Killer ___
• PC program, briefly
• Hiccup cause
• Muscle twitch
• Crick in one's neck, e.g.
• Sudden movement