Oxford Advanced American Dictionary

Definition of about adjective from the Oxford Advanced Learner's Dictionary

Oxford3000

about

adjective
about pronunciation English əˈbaʊt about pronunciation American əˈbaʊt
 
Idioms

be about to do something

to be close to doing something; to be going to do something very soon
I was just about to ask you the same thing.

not be about to do something

to not be willing to do something; to not intend to do something
I've never done any cooking and I'm not about to start now.