WordNet
butterfly nut
n. a threaded nut with winglike projections for thumb and forefinger leverage in turning [syn: wing nut, wing-nut, wing screw, thumbnut]
Usage examples of "butterfly nut".
He slammed the scuttle, screwed home the last butterfly nut, then swung round abruptly.
The end that he could see was secured to the base of Spider by a large butterfly nut.
I'm damned if I'll be beaten by a simple butterfly nut, fifty centimetres in front of my nose.
She leaned over it, grasped the butterfly nut in the center, and applied pressure.
The gashes in the upperworks were hidden by means of oval metal plates, one inside, one out, drawn together by a butterfly nut and thread.
He put the air cleaner back on its post and tightened the butterfly nut.