An Etymological Dictionary of the German Language/gänge

by Friedrich Kluge

gänge, adj., ‘current, in vogue, customary,’ from MidHG. gęnge, OHG. gęngi, ‘ordinary, scattered,’ orig. ‘capable of going, or rather of circulating’; a verbal adj. from the root gang (see the preceding word), formed like gäbe, angenehm, flügge.