/ Dictionary / Index F first-degree: Meaning and Definition of Find definitions for: first-de•gree Pronunciation: (fûrst'di-grē'), [key] — adj. of or pertaining to the lowest or first in a series. of or pertaining to the highest or most serious in a series. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: first-degree (Thesaurus) first-day cover first-degree burn Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language