muni noun 6verb 1forms 2 noun6 •(informal) A municipal bond.I invested half of my savings in a muni fund. •(informal) A facility operated by a municipal government, such as a golf course or train line.We usually play at a muni. •A holy man; a noble one; a sage or ascetic.Disguising himself, he ventured into the countryside, where he spied a muni meditating beneath a plane tree. — 1980 •(informal) The municipal government / municipality •(informal) Clipping of municycling.Ok well i figured i'd go ahead and add to my KH collection and add a kh24 along side my kh20. ¶ So, now this is mainly gonna be used for muni, like riding on some trails and what not. — 2006 •(informal) Clipping of municycle. verb1 •(informal) Clipping of municycle.This'll be my first time to muni at a MTB event (I've raced on my b*ke at such things), so we'll see how things go. — 2006 formsmuni's · munis