/ Dictionary / Index L line-casting: Meaning and Definition of Find definitions for: line-cast•ing Pronunciation: (līn'kas"ting, -kä"sting), [key] — n. Print. the casting of an entire line of type in a slug. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. linebreeding line copy Related Content Daily Word Quiz: laudable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language