/ Dictionary / Index T tailstock: Meaning and Definition of Find definitions for: tail•stock Pronunciation: (tāl'stok"), [key] — n. a movable or sliding support for the dead center of a lathe or grinder. See illus. under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tailstock (Thesaurus) tailspin tailwater Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language