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
Tilda	TEEL-dah (Finnish)	English, Swedish, Finnish
Methodius	mə-THO-dee-əs (English)	Ancient Greek (Latinized)
Ranka	-	Croatian
Vilho	VEEL-ho	Finnish
Aalis	-	Medieval French
Ron (2)	-	Hebrew