1. Supplementary nut that is screwed down on a primary nut to prevent it from loosening
   - locknut

Derived forms: safety nuts

Type of: nut

• programma
• programmable
• programmatic
• programmatically
• programme
• programme music
• programmed cell death
• programmer
• programming
• programming error
• programming language
• progress
• progress report
• progress to
• progression
• progressional
• progressive
• progressive aspect
• progressive emphysematous necrosis
• Progressive Party
• progressive rock
• progressive tax
• progressive tense
• progressive vaccinia
• progressively