/ Dictionary / Index C combination square: Meaning and Definition of Find definitions for: combina'tion square" Pronunciation: [key] an adjustable device for carpenters, used as a try square, miter square, level, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. combination shot combinative Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language