handcuffs
Metal rings or shackles used to secure a person's wrists together, typically used by police to prevent escape or attack. / To put handcuffs on someone's wrists to restrain them.
NounTransitive Verb
pl: handcuffspast: handcuffedpp: handcuffeding: handcuffing
This term refers specifically to the mechanical restraints used by law enforcement. While it is a plural noun, it is almost always used in the plural form because the device consists of two connected rings. Using the singular "handcuff" as a noun is rare and typically only occurs when referring to a single ring of the pair.
As a verb, the word carries a strong connotation of legal authority and forced compliance. It is used in professional police contexts or in crime fiction to denote the act of stripping a person of their freedom of movement.