/ Dictionary / Index S signed English: Meaning and Definition of Find definitions for: signed' Eng'lish Pronunciation: [key] a form of communication employing the signs of American Sign Language but using English grammar in place of ASL syntax and using invented forms for English grammatical elements, such as of, to, the, and -ing, where no ASL sign exists. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. signboard signed number Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language