/ Dictionary / Index C cold-weld: Meaning and Definition of Find definitions for: cold-weld Pronunciation: (kōld'weld'), [key] — v.t. to weld (metal objects) by extreme high pressure with no application of heat. to weld (metal objects) by contact in a high vacuum, as in space. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cold wave cold-work Related Content Daily Word Quiz: fresco Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language