lock·nut also lock nut 
(lŏknŭt′)
(lŏknŭt′)n.
1. A usually thin nut screwed down on another nut to prevent it from loosening.
2. A self-locking nut.
- lienable
- lierne
- lie through (one's) teeth
- lie through one's teeth
- lie through teeth
- lie to
- lieu
- lieutenancy
- lieutenant
- lieutenant colonel
- lieutenant commander
- lieutenant general
- lieutenant governor
- lieutenant governorship
- lieutenant junior grade
- lie with
- life
- life-and-death
- life belt
- lifeblood
- lifeboat
- life buoy
- life care
- lifecare
- life coach