toggle bolt (English, noun)
expansion: toggle bolt (plural toggle bolts)
Senses:
glosses: A fastening device consisting of a bolt and a pair of hinged, usually sprung, wings threaded at the hinge to receive the bolt, used by inserting the bolt with wings folded into a small hole in a sheet material to the point where the wings unfold and the bolt can be tightened.
Forms:
form: toggle bolts
tags: plural