What is a fly-half?

The term in Rugby is Fly Half. It is also called Half Back.

In the union code this player is number 10 in league its number 6 and is a link between the scum half (their half back partner) and the backs (wings and centres) - Their role is normally to make play judgements as to whether the ball is passed across the backs or is kicked for position. This person normally will take kick off, restart games from a kick off, take penalty kicks and conversion kicks