/ Dictionary / Index S spin-out: Meaning and Definition of Find definitions for: spin-out Pronunciation: (spin'out"), [key] — n. the spinning out of control into a rotating skid of a car or other vehicle. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: spin-out (Thesaurus) spinous process Spinoza 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