How is “while away” used?

In Michael Collins (1996), one line is: “She needs looking after while I'm away.”

Which movie is “while away” from?

The clip at the top of this page is from Michael Collins (1996).

Phrasal verb

to spend time in a pleasant lazy way

Heard in 36 movies

while sth away
to spend time in a pleasant lazy way
We whiled away the time reading and playing cards.

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

She needs looking after while I'm away.

Said in 8 films · #1