rule
An official instruction for how an activity is played.
etiquette
Polite, respectful behaviour expected in an activity.
self-officiated
Played without a referee; players make and settle their own calls.
Spirit of the Game
Ultimate's idea that players are responsible for fair play and respect, even in competition.
adapted sport
A sport with changed rules or equipment so people with disabilities can play, like sitting volleyball or wheelchair basketball.
turnover
When possession changes to the other team, for example after a dropped pass.