/ Dictionary / Index B bottommost: Meaning and Definition of Find definitions for: bot•tom•most Pronunciation: (bot'um-mōst" or, esp. Brit, -must), [key] — adj. of, pertaining to, or situated at the bottom. (of one of a series) farthest down; lowest. bottom. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bottommost (Thesaurus) bottom-liner bottom-of-the-line Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language