/ Dictionary / Index U unit stress: Meaning and Definition of Find definitions for: u'nit stress" Pronunciation: [key] — Engin. Engin. a stress upon a structure at a certain place, expressed in units of force per unit of cross-sectional area, as in pounds per square inch. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. unit's place unit train Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language