/ Dictionary / Index W weatherize: Meaning and Definition of Find definitions for: weath•er•ize Pronunciation: (we'u-rīz"), [key] — -ized, -iz•ing. to make (a house or other building) secure against cold or stormy weather, as by adding insulation, siding, and storm windows. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. weathering weather joint Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language