By making the "rock" (see: rawk) hand signal, and screaming out "ROCK LOCK!!!111!!!!", one intertwines the opposite fingers and binds them with the other really fuckin' cool person's hand.

Handshake style greeting used by rockers. Also used to replace the high five as a rockin' alternative.

See step-by-step pictures: http://www.clubber-lang.co.uk/5.html

If you with it, you is. You'll know what dis shit means.

Vertical blade play on pocket-knives.