DCHP-1 Online
boondoggle 
n. a device used to take up the slack in a chin-strap, such as a large wooden bead, or a woven knot such as a Turk's head.
boondoggle
n. a device used to take up the slack in a chin-strap, such as a large wooden bead, or a woven knot such as a Turk's head.