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
Kojo	-	Western African, Akan
Aspen	AS-pən	English (Modern)
HorÁCio	-	Portuguese
DieudonnÉE	dyuu-do-NE	French
Arthfael	-	Ancient Celtic
Theirn	-	French