sit through

sit through (something)

To endure the entirety of something that one is watching or attending until it is finished. I find that I can never sit through his lecture without getting distracted and doodling in my notebook. I can't believe the kids sat through the entire movie without fidgeting.
See also: sit, through
Farlex Dictionary of Idioms.

sit through something

to remain seated and in attendance for all of something, even though it is boring or poorly done. I can't stand to sit through that class one more time! Do I have to sit through the whole lecture?
See also: sit, through
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

sit through

v.
To stay until the end of something: The children will never be able to sit through a four-hour movie.
See also: sit, through
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • sit through (something)
  • the whole jimbang
  • the whole jingbang
  • know (something) from memory
  • know from memory
  • the whole shooting match
  • omega
  • alpha
  • alpha and omega
  • alpha and omega, the