Questions & Answers about ¿Te queda bien el lunes?
In this sentence, quedar bien means something like to suit someone’s schedule, to be convenient, or to work well.
So ¿Te queda bien el lunes? is asking whether Monday is good for you.
This is a very common use of quedar in everyday Spanish. It does not mean physical location here, and it does not mean clothing fit here either.
A few useful meanings of quedar bien:
- Esta camisa te queda bien. → This shirt looks good on you / fits you well.
- El lunes me queda bien. → Monday works well for me.
So the exact meaning depends on context.