know ABCs

know one's ABCs

Fig. to know the alphabet; to know the most basic things (about something). Bill can't do it. He doesn't even know his ABCs. You can't expect to write a letter when you don't even know your ABCs.

Common Names:

Name	Pronounced	Usage
Asuka	ah-soo-kah	Japanese
VÖLundr	-	Norse Mythology
Shevaun	shə-VAWN (English)	Irish, English (Rare)
Kojo	-	Western African, Akan
Hendrina	-	Dutch
Morgana	mawr-GAN-ə	English (Rare)