a thin, soft kind of muslin.-a promontory; as, the mull of cantyre.-a snuffbox made of the small end of a horn.-dirt; rubbish.-to powder; to pulverize.-to work (over) mentally; to cogitate; to ruminate; -- usually with over; as, to mull over a thought or a problem.-an inferior kind of madder prepared from the smaller roots or the peelings and refuse of the larger.-to heat, sweeten, and enrich with spices; as, to mull wine.-to dispirit or deaden; to dull or blunt.