Eat like a bird

Meaning:

If we say that someone eats like a bird, we mean that they usually do not eat very much. If someone eats like a bird, they usually eat only smalls amounts of food.

Example sentences:

1. She eats like a bird.
2. He's unhealthy because he eats like a bird.
3. I've eaten like a bird lately.

Example dialogue:

A: Are you and Eva coming to our house for dinner tonight?
B: Yes, we're looking forward to it.
A: Do you have any special requests?
B: Oh, no. But don't worry about cooking so much. Eva eats like a bird.

Practice:

Do you know anyone who eats like a bird?