Idiom Definition:
  
    
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"to catch up on something" -  (information-work-news)
    to do something in order to become current with something that you have not had the time or opportunity to do
     
Synonyms: 
chat, current, discover, gossip, learn, news, review, talk
 
 
   
This baseball player is literally 
catching up. - - - - ->  
