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.
Princeton's WordNet(4.87 / 15 votes)Rate this definition: 1  loss(noun) something that is lost. 2  loss(noun) gradual decline in amount or activity. 3  loss(noun) the act of losing someone or something.  loss, deprivation(noun) the disadvantage that results from losing 1  something. loss(noun) the experience of losing a loved  one.