Runaway-star
noun, Astronomy.
1.
a star with an unusually high proper motion, believed to result from its ejection from a nearby binary system when its companion star underwent a supernova explosion.
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- Runaway truck
noun a truck having braking problems, esp. on steeply graded roads, and in need of a ramp, lane, escape ramp, or arrester bed to help the truck stop Examples The five runaway truck ramps along I-70 were used 113 times from 2001 to 2004.
- Runback
noun 1. Football. a run made by a player toward the goal line of the opponents after receiving a kick, intercepting a pass, or recovering an opponent’s fumble. the distance covered in making such a run. 2. Tennis. the space on a tennis court between the base line and the backstop.
- Run-batted-in
noun, Baseball. 1. a runner advanced to home for a score by a particular player at bat, as when he or she gets a hit or a walk with the bases loaded: a category important in individual offensive statistics. Abbreviation: R.B.I.
- Run by someone
Try out on someone, as in Let me run this idea by you and see what you think of it. [ ; 1900s ]
- Runch
noun 1. (Scot & Northern English) the white charlock See charlock (sense 2)