Question 1

What does "light at the end of the tunnel" mean?

Accepted Answer

A sign that a difficult situation is coming to an end.

Question 2

How do you use "light at the end of the tunnel" in a sentence?

Accepted Answer

After months of setbacks, the team finally saw light at the end of the tunnel.

Question 3

Is "light at the end of the tunnel" formal or informal?

Accepted Answer

"light at the end of the tunnel" is register-neutral — appropriate in both casual and formal contexts. Used to express cautious optimism during hard times.