The art of - whilst surfing - walking up the board to the nose and dangling your toes over the front.

When some little bitchboy is acting like a little tiny pee pee poo poo baby and messing up the group plans.

1960's surf's up ( governator hang 10 ) walk the board & hang toes off end

The art of climbing up a restroom stall, looping your legs spread eagle so your ass is directly above the toilet and attempting to poop into the bowl from that height.

1. cool term meaning to surf.

2. When a man whose penis is over 10 inches walks around naked.

When somebody wraps all 10 fingers around your ballsack and pulls down as hard as they can

Surf slang for:
1. sitting on the nose of the board while on a wave.

2. resting on the board after a good wave

It refers both to 10 toes dangling and to the perfect score of a judged sporting event, which would definitely be attained by hanging 10.