muckamuck noun2 •(informal, disapproving) A person in a position of power or authority, or of high status.Allen had the wit—God, I love that man when he's at his best—to invite all the new Kennedy muckamucks to an evening with a number of us at the Alibi Club. — 1991 •(dialect, old-fashioned) Food.She apparently has her own way in everything now, the old chief being quite satisfied to get his rations of muckamuck and tobacco without troubling himself as to how it is provided. — 1884 formsmuckamucks