rugby(n = noun.act) rugby football, rugger - a form of football played with an oval ball;
is a kind of football, football game
has parts: knock on
rugby, n. (in full Rugby football) a team game played with an oval ball that may be kicked, carried, and passed from hand to hand.
Idiom:
Rugby League partly professional Rugby football with teams of 13. Rugby Union amateur Rugby football with teams of 15.
Etymology:
Rugby School in S. England, where it was first played