/ Dictionary / Index S stuffing nut: Meaning and Definition of Find definitions for: stuff'ing nut" Pronunciation: [key] — Mach. Mach. a nut that serves to condense packing and so to tighten its seal. Also calledSee diag. under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. stuffing box stuff shot Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language