up on


Also found in: Thesaurus, Idioms.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.up on - being up to particular standard or level especially in being up to date in knowledgeup 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"
informed - having much knowledge or education; "an informed public"; "informed opinion"; "the informed customer"
References in periodicals archive ?
Commons' figures yesterday revealed average household energy bills were PS260 a year up on 2010.