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up on

 
Adjective up on has 1 sense
  1. abreast of, au courant, au fait, up on - being up to particular standard or level especially in being up to date in knowledge; "kept abreast of the latest developments"; "constant revision keeps the book au courant"; "always au fait on the latest events"; "up on the news"
    Antonym: uninformed (indirect, via informed)
up coming up ending up here up in air up in sentences up in the air up in the collar up load up on up on predicate up predicate up quark up scale up set up the creek up the stairs up tight

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