Synonyms for Handcuffs:

n.

boot, snaps, billy club, flak jacket, chevron, body armor, Denver boot, clamps, wristlets, cruiser, baton, breathalyzer, iron rings, braces, bracelets. handcuffs (noun)
cuffs, manacle, cuff, handlock, handcuff.
manacles (noun)
snaps, bracelets, iron rings, cuffs, clamps, braces, fetters, wristlets, shackles.
prisons (noun)
dungeons, vises, Pillories, gaols, brigs, Pens, strongholds, reform schools, coops, oubliettes, stockades, jailhouses, lockups, Cells, Penitentiaries, coolers, penal colonies, reformatories, irons, Prisons, keeps, pinions, pounds.

v.

imprisons (verb)
impounds, harnesses, incarcerates, locks up, tethers, imprisons, straight jackets, collars, jails, condemns, shackles, bridles, cages, fetters, sentences, confines, fences, manacles.

Other synonyms:

Other relevant words:
manacle, cuff, handcuff, handlock, bracelets, cuffs.

Usage examples for handcuffs

  1. It was confined to each ankle, with a chain coming up between her legs, which was attached to her handcuffs – Chapters in the History of the Insane in the British Isles by Daniel Hack Tuke
  2. It's either that or I'll put the handcuffs on you- make your choice. – Prescott of Saskatchewan by Harold Bindloss
  3. Bonavent came in: " I've brought you the handcuffs sir," he said, holding them out. – Arsene Lupin by Edgar Jepson Maurice Leblanc