[informal] cuffs [plural] [noun] - two metal rings joined by a short chain which lock around a person's wristsHandcuffs can be used to join the hands of a criminal or prisoner together or to join one hand to the hand of a police officer or to an immovable object.She was taken to the police station in handcuffs.
HANDCUFFS
Meaning of HANDCUFFS in English
Cambridge English vocab. Кембриджский английский словарь. 2012