1. She hadn't had a square meal for days.

2. We haven't had a square meal for a week.

3. They haven't had a square meal for four or five days.

4. He looks as though he hasn't had a square meal for weeks.

5. I have not had a good square meal for a fortnight, I am living nuts.

6. He looks as though he hasn't had a square meal for months, ie looks underfed.

7. If you're only eating a chocolate bar for lunch, you need a good square meal in the evening.

8. Indeed he often gave them whatever was in the till, feeling they looked in need of a square meal.