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Noun: safety nut  seyf-tee nút
  1. Supplementary nut that is screwed down on a primary nut to prevent it from loosening
    - locknut

Derived forms: safety nuts

Type of: nut

Nearest

safety glass
safety harness
safety hat
safety island
safety isle
safety lamp
safety lock
safety margin
safety match
safety net
safety nut
safety pin
safety rail
safety razor
safety squeeze
safety squeeze play
safety valve
safety zone
safety-deposit
safety-related
Saffer