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:

NameGenderPronouncedUsage
Reneerrə-NAYRLimburgish
Juan (1)HWAHN (Spanish), JOO-ahn (Manx)Spanish, Manx
Schmidt[ʃmit]
RodgerRAH-jərEnglish
Torhild-Norwegian
ChaseCHAYSEnglish