/ Dictionary / Index I illegit: Meaning and Definition of Find definitions for: il•le•git Pronunciation: (il"i-jit'), [key] — adj. Informal. dishonest or unprincipled. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. illegible illegitimacy Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language