Involuntary twitch (5)
'involuntary twitch' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for spasm that I've seen before include "Involuntary muscular movement" , "Tic, sudden contraction" , "Jerk" , "Fit" , "Involuntary muscular contraction" .)
'involuntary twitch' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for tic that I've seen before include "Nervous spasm" , "Nervous movement" , "Muscle twitch" , "Facial muscle spasm" , "Spasmodic muscular twitch" .)