Getting the Roll. Where a bad shot goes in because of the spin (roll) of the ball. See Shooter's Bounce.
Gilmore. Verb. Used to describe legally causing an opposing player to fall on his backside by some deft maneuver. In context: " I Gilmored his ass".
Give-and-go. Where a player who has the ball passes to a team-mate and makes a quick cut to basket for a pass from the same team-mate and then goes in for an easy lay-up.
Gunner. A player who shoots often. See Ball Hog, Chucker.
Helpside. Side of the forecourt with the ball.
High-Low. A post player maneuver where one low post player will cross over to the elbow area of the paint on the same side as their fellow low post player.
High Pivot Foot. Foot that is closest to the half-court line. Sometimes aka the Outside Pivot Foot. (Thank you Coach Haynes -Basketball Australia).
Hops. Height of jump. In context; he had good hops.
Inside Pivot Foot. Foot used for pivotting that is closest to the center of the court.