know onions

know your onions

(British & Australian humorous)

to know a lot about a particular subject That car salesman certainly knew his onions, didn't he?

Name	Pronounced	Usage
Alwyn	['ælwin]
Reynaldo	-	Spanish, Portuguese
Torsten	TOSH-ten (Swedish), TAWR-sten (German)	Swedish, Danish, German
Goraidh	-	Scottish
Tabatha	TAB-a-thə	English
MİRaÇ	-	Turkish