/ Dictionary / Index B bad hair day: Meaning and Definition of Find definitions for: bad' hair' day" Pronunciation: [key] a disagreeable or unpleasant day, esp. one during which one feels unattractive. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Bad Godesberg badigeon Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language