Bat Speed, Batted Ball Speed (Exit Speed) in MPH by Age Group. 1  1/06/2011 clarified bat speed and exit speed differences, added Pujols bat speed myth, added bat speeds from 2 studies. 2  2/13/2010 added high school exit speeds. 3  2/14/2010 clarified exit speed chart - wood vs. non-wood. 4  2/16/2010 added COR definition.
lose definition, lose meaning | English dictionary. lose. 1 to part with or come to be without, as through theft, accident, negligence, etc. (Old English losian to perish; related to Old English -leosan as in forleosan to forfeit.
Definition of deficit for English Language Learners. : 1  an amount (such as an amount of money) that is less than the amount that is needed. : 2  the amount by which a person or team is behind in a game or contest. : 3  a problem that causes a decrease in some ability.