ABC can be used as an abbreviation for American-born Chinese, or in rare cases Australian-born Chinese. However, it's use is best avoided as it is quite informal. For example "He is ABC" or "Her family are all ABC"

A Bowl-full of Crap

ABC may refer to the alphabet emma is still learning her ABCs. i learned my ABCs when i was three.

I think it means something that is very simple or easy,such as elementary konwledge.

Funny dude!