balance board (English, noun)
expansion: balance board (plural balance boards)
Senses:
glosses: A device used for recreation, athletic training, circus acts, etc. consisting of a rectangular or circular board on a fulcrum on which board the user attempts to balance.
topics: video-games
glosses: A device that measures the centre of balance of a player standing on it, used to provide motion input to sport-themed games etc.
Forms:
form: balance boards
tags: plural