the better part of (something)
the better part of (something)
The majority of something. I'm sorry I'm late—my doctor's appointment took the better part of an hour.
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.
the better/best part of something
most of something: I worked at the camp for the better part of the summer. ♢ He had lived there for the best part of fifty years.Farlex Partner Idioms Dictionary © Farlex 2017