a nut specially constructed to prevent its coming loose, usually having a means of providing extra friction between itself and the screw.
Also called jam nut. a thin supplementary nut screwed down upon a regular nut to prevent its loosening.
a supplementary nut screwed down upon a primary nut to prevent it from shaking loose
a threaded nut having a feature, such as a nylon insert, to prevent it from shaking loose
- Lock on to
verb 1. (intransitive, adverb) + preposition. (of a radar beam) to automatically follow (a target)
[lok-out] /ˈlɒkˌaʊt/ noun 1. the temporary closing of a business or the refusal by an employer to allow employees to come to work until they accept the employer’s terms. n. also lock-out, “act of locking out workers,” 1854, from lock (v.) + out. The withholding of work from employees and closing down of a plant […]
- Locked and loaded
[Military slang for an M-16 rifle with magazine inserted and prepared for firing] Said of a removable disk volume properly prepared for use – that is, locked into the drive and with the heads loaded. Ironically, because their heads are “loaded” whenever the power is up, this description is never used of Winchester drives (which […]
noun, Chiefly South Midland and Southern U.S. 1. . 2. Older Use. .