time flies
- 1Used to say that time goes by very fast, often faster than you expect.
Like a fun afternoon that seems to end almost as soon as it starts.
Time flies when you're playing with your friends.
We were so busy that time flew by before lunch.
Note
Use it in a sentence
Write your own sentence with time flies, and AI will tell you whether it fits and which meaning you used.
Origin
It comes from the Latin phrase "tempus fugit", translated word for word into English.