thumbnut

[ thuhm-nuht ]
/ ˈθʌmˌnʌt /

noun

Origin of thumbnut

First recorded in 1785–95; thumb + nut

Example sentences from the Web for thumbnut

  • Tighten the thumbnut on the bolt K, and this will draw all four corners together with the same pressure.

British Dictionary definitions for thumbnut

thumbnut
/ (ˈθʌmˌnʌt) /

noun

a nut with projections enabling it to be turned by the thumb and forefinger; wing nut