/ Dictionary / Index L lobtail: Meaning and Definition of Find definitions for: lob•tail Pronunciation: (lob'tāl"), [key] — v.i. (of a whale) to slap the flukes against the surface of the water. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lobstick lobular Related Content Daily Word Quiz: hedonist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language