Originally Posted by Red Forman
I hear it more often from mainline guys myself.
It's because our airplanes don't fly normal increment speeds. Normally they're flying a Cost Index Mach so they're doing 262kts at .763 Mach. So we adjust to an on the nose speed of 260 knots. Well. I don't. I just set the speed and glare at the guy on the radios who just said "on the nose popeye bingo" then lectures me on the brevity code.