/ Dictionary / Index S slipstream: Meaning and Definition of Find definitions for: slip•stream Pronunciation: (slip'strēm"), [key] — n. the airstream pushed back by a revolving aircraft propeller. Cf.(def. 2),(def. 35). the airstream generating reduced air pressure and forward suction directly behind a rapidly moving vehicle. —v.i. to ride in the slipstream of a fast-moving vehicle. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: slipstream (Thesaurus) slip stitch slipstreaming Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language