/ ˈeəri; NAmE ˈeri/ adjective
1.
with plenty of fresh air because there is a lot of space :
The office was light and airy.
2.
( formal ) acting or done in a way that shows that you are not worried or that you are not treating sth as serious :
He dismissed her with an airy wave.
—see also airily
3.
( formal , disapproving ) not serious or practical :
airy promises / speculation