French phrase
Corrigez-moi si je me trompe.
Meaning
Correct me if I'm wrong.
When to use it
A polite request to correct a possible mistake. It is used widely in work, class, and casual discussion with a modest tone.
Example dialogue
La réunion est à 14h.
The meeting is at 2 p.m.
Corrigez-moi si je me trompe. Je pensais qu'elle était à 15h.
Correct me if I'm wrong. I thought it was at 3 p.m.