Pronunciation: (slip'strēm"), [key]
—n. Also,slip' stream".
1. Aeron.the airstream pushed back by a revolving aircraft propeller. Cf. backwash (def. 2), wash (def. 35).
2. the airstream generating reduced air pressure and forward suction directly behind a rapidly moving vehicle.
to ride in the slipstream of a fast-moving vehicle.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.