mach chicken
An undefined velocity of an object in motion usually applying to something moving very quickly. Most often used when person using word is in an excited state of storytelling.
He was driving his truck at “mach chicken” when he hit the meridian and launched his truck over the ditch.
mach chicken
3725.95 mph, the speed at which a human hand will cook a chicken in one slap
I was liek basically going mach chicken.
Mach chicken
A speed
I was goin mach chicken