/ Dictionary / Index B black-light trap: Meaning and Definition of Find definitions for: black'-light' trap" Pronunciation: (blak'līt'), [key] a trap for insects that uses ultraviolet light as an attractant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. black light black liquor Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language