Sit Class Sth Meaning Meeting Attend Joining Trainee

Meaning: If you sit in on something like a meeting or a class, you attend to see what happens, without joining in.

• sit in on sth Some trainee teachers will sit in on our class today and watch what we do.
  
  
• sit in on sth Two people from Amnesty International will be sitting in on the trial.
  
  

Nouns often used as objects with sit in on: meeting, talks, negotiations, trial, class, lesson, session