A "mouthguard" is a soft, protective device that you wear in your mouth to cover your teeth and gums. It is used to prevent injuries during sports or activities, like boxing or football, by absorbing the impact of hits or falls. Full definition
SPORTINGKID LIVE: Besides mandated sports (football, ice hockey, field hockey, lacrosse, wrestling) what sports should children be wearing mouthguards in? (nays.org)
Players insert plastic mouthguards into their mouth, which will muffle their spoken words. (thespruce.com)
A custom - fitted mouthguard developed by our office will protect your child from injuries to the teeth, face and even provide protection from severe injuries to the head. (ccpedo.com)