Molly®

Top Definition

A term for a sleeve type hollow-wall anchor typically installed into sheetrock that work by using the installation screw to expand a metal frame that compresses the front and back of the anchor to the sheetrock. Then, the installation screw can be used to bolt an object to the wall. They come in screw sizes ranging from 1/8" to 1/4" and from 1-1/16" to 3-3/8" long.