/ Dictionary / Index B black pit: Meaning and Definition of Find definitions for: black' pit' Pronunciation: [key] — Plant Pathol. Plant Pathol. a disease of lemons, characterized by dark brown, sunken spots on the skin of the fruit, caused by a bacterium, Xanthomonas syringae. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. black pewter Black Plague Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language