Grit one's teeth

Meaning:

This expression has a literal meaning and a figurative meaning. When we use it literally we mean that we close our upper teeth and our lower teeth together tightly. When we use it figuratively we mean that we remain strong and determined in a difficult situation.

Example sentences:

1. I grit my teeth.
2. You need to grit your teeth and finish it.
3. She grit her teeth and did it.

Example dialogue:

A: You're late! Why are you late?
B: I've been working. My boss made me stay late to finish some work.
A: Again? You're always staying late at work. Don't you ever complain about it?
B: No, not really. I usually just grit my teeth and do the work.

Practice:

Make your own sentence with "grit my teeth".