Game clock - a clock that shows the time remaining in the period.
Give-and-go - when a player passes the basketball to a teammate, then moves toward the basket, and readies himself to receive a return pass.
Goaltending - an interference with a shot that is on a downward flight toward the basket
Guard - one of two layers who operate from behind the free throw line in the frontcourt when on offense. Usually responsible for bringing the ball out of the frontcourt when on offense.