Dictionary
locknut
noun lock·nut \-ˌnət\
Definition of LOCKNUT
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
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First Known Use of LOCKNUT
circa 1864
Rhymes with LOCKNUT
abut, all but, beechnut, blind gut, brush cut, buzz cut, catgut, chestnut, clean-cut, clear-cut, cobnut, cockshut, crew cut, crosscut, doughnut, foregut, groundnut, haircut, jump cut, kick butt, Meerut, midgut, offcut, peanut, pignut, pine nut, putt-putt, rebut, recut, rotgut, rough cut, sackbut, shortcut, somewhat, tut-tut, uncut, walnut, wing nut, woodcut
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