/ Dictionary / Index B butter muslin: Meaning and Definition of Find definitions for: but'ter mus"lin Pronunciation: [key] — Chiefly Brit. Chiefly Brit. cheesecloth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. buttermilk sky butternut Related Content Daily Word Quiz: acme Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language