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Definition of ABC noun from the Oxford Advanced Learner's Dictionary

ABC

noun
 
/ˌeɪ biː ˈsiː/
 
/ˌeɪ biː ˈsiː/
[singular] (British English)
(North American English also ABCs [plural], ABC’s [plural])
Idioms
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  1. all the letters of the alphabet, especially as they are learnt by children
    • Do you know your ABC?
  2. the basic facts about a subject
    • the ABC of gardening
Idioms
as easy as anything/as pie/as ABC/as falling off a log
  1. (informal) very easy or very easily
    • The whole procedure is as easy as ABC.
    • Fooling him was as easy as falling off a log.
See ABC in the Oxford Advanced American Dictionary
trait
noun
 
 
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