locknut
noun Date: circa 1864 1. a nut screwed down hard on another to prevent it from slacking back 2. a nut so constructed that it locks itself when screwed tight against another part

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • locknut — locknut, lock nut lock nut . a supplementary nut that is screwed down on a primary nut to prevent it from loosening; a check nut. [WordNet 1.5] …   The Collaborative International Dictionary of English

  • locknut — [läk′nut΄] n. 1. a thin nut screwed down hard on an ordinary nut to prevent the latter from working loose 2. a specially designed nut that locks itself when screwed down tight: also lock nut * * * lock·nut also lock nut (lŏkʹnŭt ) n …   Universalium

  • locknut — [läk′nut΄] n. 1. a thin nut screwed down hard on an ordinary nut to prevent the latter from working loose 2. a specially designed nut that locks itself when screwed down tight: also lock nut …   English World dictionary

  • Locknut — A locknut (lock nut or locking nut) is a nut that is used to stop some other nut or similar component from working loose for example at a certain frequency of vibrations.Two ordinary nutsFor example, where a nut would otherwise loosen over time… …   Wikipedia

  • locknut — noun A second nut, screwed down onto another in order to prevent it slipping …   Wiktionary

  • locknut — n. thin nut which is screwed up tightly on another nut in order to prevent it from getting loose …   English contemporary dictionary

  • locknut — noun 1》 a nut screwed down on another to keep it tight. 2》 a nut designed so that, once tightened, it cannot be accidentally loosened …   English new terms dictionary

  • locknut — /ˈlɒknʌt/ (say loknut) noun 1. a supplementary nut screwed down upon another to prevent it from shaking loose. 2. a nut in which spontaneous motion is prevented by springs fitting between the threads, or by interlocking parts …   Australian English dictionary

  • locknut — A nut used in conjunction with a washer or a second nut to lock a mechanism in place, such as the nut found at the upper end of a headset and in front of the calipers on many caliper brakes. Also see center lock nut nylon lock nut …   Dictionary of automotive terms

  • locknut — noun supplementary nut that is screwed down on a primary nut to prevent it from loosening • Syn: ↑safety nut • Hypernyms: ↑nut …   Useful english dictionary

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