The act of pressing *-6-7 before dialing a number, to remain anonymous in caller display.
Guy:Hey, guys, let's prank call someone!
Girl:Dont forget to star-six-seven, so we won't get in trouble!
Guy:Whay?
Girl:Star-six-sevening is how you don't show up on caller display, that gets a lot of people tagged for prank calls
18π 3π
Lets call the dealer but star six seven so we donβt get in trouble.