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
Gjon		-	Albanian
Rea		[rei]
Obdulia		-	Spanish
Zion		ZIE-ahn (English)	Jewish, Biblical
Wilkie		WIL-kee	English
Botum		-	Khmer

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