verb
-tires; -tired; -tiring
[no obj] :to stop a job or career because you have reached the age when you are not allowed to work anymore or do not need or want to work anymore
[+ obj] :to cause (someone, such as a military officer) to end a job or career - usually used as (be) retired
[no obj] :to stop playing in a game, competition, etc., especially because of injury
[+ obj] :to take (something) out of use, service, or production
[no obj] formal :to move to a different place
[no obj] literary :to go to bed
[no obj] formal :to move away from action or danger :retreat
[+ obj] baseball :to cause (a batter) to be out