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

Derived forms: safety nuts

Type of: nut

• sweet calamus
• sweet cassava
• sweet cherry
• sweet chestnut
• sweet cicely
• sweet cider
• sweet clover
• sweet coltsfoot
• sweet corn
• sweet corn plant
• sweet cup
• sweet elder
• sweet FA
• sweet false chamomile
• sweet Fanny Adams
• sweet fern
• sweet flag
• sweet four o'clock
• sweet gale
• sweet goldenrod
• sweet granadilla
• sweet grass
• sweet gum
• sweet gum tree
• sweet lemon