shackle

Short definition from Wiktionary

Noun

1. 1
   A restraint fitted over a human or animal appendage, such as an ankle, finger, or wrist, normally used in a pair joined by a chain.
2. 2
   A restraint fitted over a human or animal appendage, such as an ankle, finger, or wrist, normally used in a pair joined by a chain: A U-shaped piece of metal secured with a bolt or pin across the ends, or a hinged metal loop secured with a quick-release locking pin mechanism, used for attaching things together while allowing for some degree of movement; a clevis.
3. 3
   A restraint fitted over a human or animal appendage, such as an ankle, finger, or wrist, normally used in a pair joined by a chain: Part of a padlock that consists of a loop of metal (round or square in cross section) that encompasses what is being secured by the lock.
4. 4
   A restraint fitted over a human or animal appendage, such as an ankle, finger, or wrist, normally used in a pair joined by a chain: A hook, ring, or other device for connecting, holding, lifting, etc.; specifically (nautical), a small incomplete ring secured with a bolt across the ends, used to connect lengths of cable or chain together, or to keep a porthole closed.
5. 5
   A restraint fitted over a human or animal appendage, such as an ankle, finger, or wrist, normally used in a pair joined by a chain: Synonym of hobble or hopple (“a short strap tied between the legs of a horse, allowing it to wander a short distance but not to run off”).
6. 6
   A restraint fitted over a human or animal appendage, such as an ankle, finger, or wrist, normally used in a pair joined by a chain: A link for connecting railroad cars; a draglink, drawbar, or drawlink.
7. 7
   A restraint fitted over a human or animal appendage, such as an ankle, finger, or wrist, normally used in a pair joined by a chain: Ellipsis of shackle-bone (“wristbone, carpal; wrist”).
8. 8
   A restraint fitted over a human or animal appendage, such as an ankle, finger, or wrist, normally used in a pair joined by a chain: A fetter-like band worn on an appendage as an ornament; an anklet, an armlet, a bracelet, a wristlet.
9. 9
   A restraint on one's action, activity, or progress.
10. 10
    A length of cable or chain equal to 12½ fathoms (75 feet or about 22.9 metres), or later to 15 fathoms (90 feet or about 27.4 metres).
11. 11
    A person who is idle or lazy; an idler.
12. 12
    A dice game; also, an event at which tickets are sold for chances to be drawn to win prizes; a raffle.

Verb

1. 1
   To place (a person or animal) in shackles (noun sense 1); to immobilize or restrain using shackles.
2. 2
   To connect or couple (something) to another thing using a shackle (noun sense 1.1.1, sense 1.1.3, etc.).
3. 3
   To provide (something) with a shackle.
4. 4
   To inhibit or restrain the ability, action, activity, or progress of (someone or something); to render (someone or something) incapable or ineffectual.
5. 5
   To combine (a substance) with another substance.
6. 6
   Of two things: to connect or couple together.
7. 7
   To rattle or shake (something).
8. 8
   To put (something) into disorder; specifically (agriculture), to cause (standing stalks of corn) to fall over.
9. 9
   Often followed by about: to be idle or lazy; to avoid work.