/ Dictionary / Index B blocking: Meaning and Definition of Find definitions for: block•ing Pronunciation: (blok'ing), [key] — n. Carpentry. a number of small pieces of wood for filling interstices, or for spacing, joining, or reinforcing members. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: blocking (Thesaurus) block house blocking antibody Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language