a company of persons or, sometimes, animals or things, joined, acting, or functioning together; aggregation; party; troop.
Music: a group of instru-mentalists playing music of a specialized type; a musical group, usually employing brass, percussion, and often woodwind instruments, that plays esp. for marching or open-air performances.
a division of a nomadic tribe; a group of individuals who move and camp together and subsist by hunting and gathering.
a group of persons living outside the law: a renegade band.