thumbnut

thumb·nut

T0194400 (thŭm′nŭt′)n. See wingnut.

thumbnut

(ˈθʌmˌnʌt) n (Tools) a nut with projections enabling it to be turned by the thumb and forefinger; wing nut

Thesaurus

Noun

1.

thumbnut - a threaded nut with winglike projections for thumb and forefinger leverage in turningbutterfly nut, wing screw, wing-nut, wing nutnut - a small (usually square or hexagonal) metal block with internal screw thread to be fitted onto a bolt