In the late ninties on the street of central California one-time referred to police coming down the strip, to warn everyone that they were in the vicinity. But One Time meant one police car, two time two police rollin' etc.
What fans yell when Tiger Woods pwns bitches at golf. Started in 2005 at the Spanish Open, gained noterity in 2008 at the U.S. Open during Round 3-Hole 17 when a fan in the gallery yelled "One Time!" before Tiger Woods sank an improbable Third Stroke Par 4 to tie headed into the fourth round.
Commentator: "Well you can hit this just off the right foot, I've done it before with my bad knee...."