/ Dictionary / Index I incrust: Meaning and Definition of Find definitions for: in•crust Pronunciation: (in-krust'), [key] — v.t. to cover or line with a crust or hard coating. to form into a crust. to deposit as a crust. —v.i. to form a crust: They scraped off the barnacles that always incrusted on the ship's hull. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: incrust (Thesaurus) in-crowd incrustation 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