know (something) inside and out

To be well-versed in and/or very familiar with something. I'm ready for this exam—I know genetics inside and out! I think Mary will do great at the audition, now that she knows the dance inside and out. These cabbies know the city streets inside and out.

Common Names:

Name	Pronounced	Usage
Adelina	ah-de-LEE-nah (Italian), ah-dhe-LEE-nah (Spanish)	Italian, Portuguese, Spanish, Romanian, German, Bulgarian, Ancient Germanic (Latinized)
Eideard	-	Scottish
Turgay	-	Turkish
Katri	KAHT-ree	Finnish
Self	[self]
'Avishay	-	Biblical Hebrew