/ Dictionary / Index S square knot: Meaning and Definition of Find definitions for: square' knot" Pronunciation: [key] a common knot in which the ends come out alongside of the standing parts. See illus. under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. square kilometer square-law Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language