A marching rate of 180 three-foot steps each minute.
A rate of pay, for overtime work, which twice the standard rate.
a quick marching rate of 180 steps each and every minute, 36 ins in length for Marine Corps and Navy, 30 inches in total when it comes to Army. It isn't really double the rate of fast time as fast time is 112-120 actions each and every minute
A musical rhythm two times as fast as general beat, with this specific structure of note lengths: 3/16 3/16 1/4 3/16 3/16