How is “quite some” used?

In Come from Away (2021), one line is: “as some planes may still be here for quite some time.”

Which movie is “quite some” from?

The clip at the top of this page is from Come from Away (2021).

a large amount of sth

Heard in 12 movies

Definitions from the Oxford Advanced Learner's Dictionary, 9th edition

as some planes may still be here for quite some time.

Said in 8 films · #1