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.
It is the time for rock.
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
"I need a rock lock on that"