1. (noun)lock a fastener fitted to a door or drawer to keep it firmly closed Synonyms: lock chamber, whorl, curl, ringlet, ignition lock Antonyms: unlock
3. (noun)lock a mechanism that detonates the charge of a gun Synonyms: lock chamber, whorl, curl, ringlet, ignition lock Antonyms: unlock
4. (noun)lock, lock chamber enclosure consisting of a section of canal that can be closed to control the water level; used to raise or lower vessels that pass through it Synonyms: lock chamber, whorl, lock, curl, ringlet, ignition lock Antonyms: unlock
5. (noun)lock, ignition lock a restraint incorporated into the ignition switch to prevent the use of a vehicle by persons who do not have the key Synonyms: lock chamber, whorl, lock, curl, ringlet, ignition lock Antonyms: unlock
6. (verb)lock any wrestling hold in which some part of the opponent's body is twisted or pressured Synonyms: lock chamber, whorl, curl, ringlet, ignition lock Antonyms: unlock
7. (verb)lock fasten with a lock Synonyms: lock away, interlace, mesh, engage, operate, shut up, shut away, interlock, lock in, put away, lock up Antonyms: unlock
9. (verb)lock become rigid or immoveable Synonyms: lock away, interlace, mesh, engage, operate, shut up, shut away, interlock, lock in, put away, lock up Antonyms: unlock
10. (verb)lock, interlock, interlace hold in a locking position Synonyms: interlace, shut away, entwine, lock in, enlace, lock away, mesh, shut up, engage, lace, operate, interlock, lock, lock up, twine, put away, intertwine Antonyms: unlock
11. (verb)interlock, lock become engaged or intermeshed with one another Synonyms: lock, interlace, mesh, engage, lock away, operate, shut up, shut away, interlock, lock in, put away, lock up Antonyms: unlock
12. (verb)lock hold fast (in a certain state) Synonyms: lock away, interlace, mesh, engage, operate, shut up, shut away, interlock, lock in, put away, lock up Antonyms: unlock
13. (verb)lock in, lock away, lock, put away, shut up, shut away, lock up place in a place where something cannot be removed or someone cannot escape Synonyms: throw out, toss out, lag, discard, seal in, put to sleep, immure, jug, tuck away, jail, toss away, button up, interlace, lock, hush up, cast away, remand, lock up, still, shut up, cast aside, put behind bars, close up, dispose, clam up, imprison, put aside, shut away, belt up, cast out, chuck out, toss, throw away, be quiet, mesh, quieten, gaol, fling, dummy up, silence, lock in, keep mum, lock away, operate, tuck in, hush, interlock, put away, engage, incarcerate Antonyms: unlock
14. (verb)lock pass by means through a lock in a waterway Synonyms: lock away, interlace, mesh, engage, operate, shut up, shut away, interlock, lock in, put away, lock up Antonyms: unlock
15. (verb)lock build locks in order to facilitate the navigation of vessels Synonyms: lock away, interlace, mesh, engage, operate, shut up, shut away, interlock, lock in, put away, lock up Antonyms: unlock
Synonyms, Thesaurus & Antonyms of 'lock'
English Synonyms and Antonyms
1. lock A bar is a piece of wood or metal, usually of considerable size, by which an opening is obstructed, a door held fast, etc. A bar may be movable or permanent; a bolt is a movable rod or pin of m Synonyms: lock, bar, catch, fastening, hook, bolt, clasp, hasp, latch
Synonyms for lock 
