up on something, be

up on something, be

Be well informed or up-to-date about something, as in I'm not up on the latest models of cars. [Colloquial]

See also: on, up

Common Names:

Name	Gender	Pronounced	Usage
Jose		[dʒəuz]
Norris		NAWR-is	English
Iustinianus		-	Late Roman
CÔMe		-	French
Alajos		-	Hungarian
Honorine		-	French

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