1. What's on at the movies?
[What do 'the movies' mean here? Do "the movies" mean 'the movie theater'?]
2. Let's go to the movies.
[In this sentence, what do "the movies" mean?]
[What do 'the movies' mean here? Do "the movies" mean 'the movie theater'?]
2. Let's go to the movies.
[In this sentence, what do "the movies" mean?]