"hang ten" is a nickname for any of several maneuvers used in sports, especially surfing, wherein all ten toes or fingers are used to accomplish the maneuver.

• surfing: the surfer stands and hangs all their toes over the nose of the board.^[1] Usually this can only be done on a heavy longboard.
• basketball: the basketball player dunks the ball and hangs onto the hoop.^{[citation needed]}
• BMX: a flatland move.^{[citation needed]}
• Jiu Jitsu: any of an infinite number, of grips, chokes, escapes, or maneuvers where play involves all toes touching the mat or all ten fingers gripping Gi or swimming to some void somewhere to create or escape a dominant position. Gripping Gi^{[citation needed]}
• skateboarding: a nose manual named after the surfing maneuver.^{[citation needed]}

Look up hang ten in Wiktionary, the free dictionary.

• hang loose
• nose ride
• glossary of surfing