What is the meaning of Mach?

singular imperative of machen

first/third-person singular present indicative of mōgen

alternative form of macche

alternative form of macchen

first-person singular of mache

second-person singular imperative of mache

waving, flapping

type of folk dance

used when some action is performed swiftly

Mach number (ratio of the speed of a body to that of sound in the surrounding medium)

genitive plural of macha

fly (insect)

mach

clipping of a-mach (“out”)

obsolete spelling of mah

moss

nasal mutation of bach (“small”)

nasal mutation of bach (“hook”)

Source: wiktionary.org