/ Dictionary / Index Q quillai: Meaning and Definition of Find definitions for: quil•lai Pronunciation: (ki-lī'), [key] — n. soapbark (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. quill quillai bark Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language