To talk about or emphasize something excessively and perhaps repetitively, usually to the extent that the listener becomes bored or annoyed.

What does Labouring the point mean?

: to repeat or stress something too much or too often I don't want to labor the point, but I think I should mention again that we are running out of time.

Is it Labouring or laboring?

Labor is the preferred American spelling, whereas labour is the preferred British spelling. They both mean the noun and verb form of work. They can also both refer to a woman giving birth. The most common error with these two spellings is using the wrong spelling for your audience.