be (as) pure as the driven snow

To be virtuous and/or chaste. The bride looked as pure as the driven snow in her gown. Kate would never cheat on an exam—she's pure as the driven snow.

Common Names:

Name	Pronounced	Usage
Craig	KRAYG	Scottish, English
Emese	EM-esh-e	Hungarian
Steinarr	-	Ancient Scandinavian
Anej	-	Slovene
Nathanahel	-	Biblical Latin
Arjuna	-	Hinduism