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 classic literature ?
As to took up on suspicion, that was twice or three times in the four or five year that it lasted; but evidence was wanting.
At dinner the Vicar sat humped up on his chair, and the housekeeper who had been with him since his wife's death said:
He knew he was not in the room, though he stood up on his hind-legs and investigated the low bunk, his keen little nose quivering delightedly while he made little sniffs of delight as he smelled the recent presence of Skipper.