do one's homework

Be well prepared, as in Steve had done his homework before the meeting and could answer all of the client's questions . This usage transfers a school assignment to a broader context. [c. 1930]

Common Names:

Name	Pronounced	Usage
Tajuana	-	African American (Rare)
JÓZefa	yuw-ZEF-ah	Polish
Juanita	[hwa:'ni:tə]
FranČIŠKa	-	Slovene
Theo	[θi:əu]
Bryony	BRIE-ə-nee	English (Rare)