full-court press

(fo͝olˈkôrtˌ, -kōrtˌ)

1. Basketball An aggressive defensive strategy in which one or two players harass the ball handler in the backcourt while the rest of the team maintains a close man-to-man or zone defense.
2. A strong, diversified effort: “The Administration undertook a full-court press to secure congressional approval” (Abraham F. Lowenthal).