/ Dictionary / Index B bottom-of-the-line: Meaning and Definition of Find definitions for: bot•tom-of-the-line Pronunciation: (bot'um uv u līn"), [key] — adj. being the cheapest item of its kind made by a manufacturer; produced as inexpensively as possible (opposed to top-of-the-line): bottom-of-the-line merchandise that has no warranty. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bottommost bottom quark Related Content Daily Word Quiz: sinister Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language