The act of perching yourself in a tree, with a full on rager, above a park trail. you may wait for hours perched in the tree for the right "prey". you leap from the tree screeching like a hawk, you tackle your prey and land your rager in the girls/guys orphus.
A man who looks at another man's penis while urinating in a public restroom. If you hear a loud Ka Kaw! Ka kaw! This means that a ninja recognizes such a person, and is warning all other ninjas to be alert to the pee dee peeper.
in the act of gargleing the marbles of your special someone, when his (or her) balls are in your mouth, make a sound like your about to hawk a loogie, or say the name of a jewish dish.