/ Dictionary / Index P prompter: Meaning and Definition of Find definitions for: prompt•er Pronunciation: (promp'tur), [key] — n. a person or thing that prompts. a person who is offstage and follows a play in progress from the book, repeating missed cues and supplying actors with forgotten lines. an electronic or mechanical device for prompting a speaker or performer. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: prompter (Thesaurus) promptbook promptitude Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language