Definition of "chin-strap" []

• In saddlery, a strap connecting the throat-strap and nose-band of a halter. (noun)
• A strap which passes under the jaw of a horse and connects with the nose-piece and bridle-checks. (noun)

The Century Dictionary (Public Domain)

• "In place of that padded skull-cap with chin-strap, Petr Cech might at least consider adopting a fearsome Highlander style Kurgan skull-helmet, while for all we know, the increasingly effete flower Fernando Torres could be just one left-up toilet seat from hitting the richest vein of scoring of his career."
• "Mr. Ryan anticipated a "triple chin-strap game" against the Steelers on frozen turf that felt more like concrete than sod."
• "Then he passed a little bottle to his brother, and Charles attended to the chin-strap mark that would have betrayed him a British officer in any light brighter than dusk."