/ Dictionary / Index U underling: Meaning and Definition of Find definitions for: un•der•ling Pronunciation: (un'dur-ling), [key] — n. a subordinate, esp. one of slight importance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: underling (Thesaurus) underline underlit Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language