/ Dictionary / Index T thirl: Meaning and Definition of Find definitions for: thirl Pronunciation: (thûrl), [key] — v.t. Brit. Dial. to pierce. to thrill. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Third Worlder thirst Related Content Daily Word Quiz: philanthropy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language