The Seed would keep indefinitely, but the boy might not.

A man can't keep out of sight indefinitely without cash.

The average stay in solitary is five to six weeks; some boys are kept indefinitely.

Now they had a baby food that filled their requirements and would keep indefinitely.

Cover and store in the refrigerator, where it will keep indefinitely.

This is too big to keep out of the news indefinitely.

The sugar will take on its flavor and keep indefinitely.

With enough food, I could get the water to keep you alive indefinitely, though perhaps not very comfortably.

I do want to talk about a mermaid, and the subject will not keep indefinitely.

This is because the new device can be kept in place indefinitely, giving a temperature reading at any given moment.