hip pocket (noun)

1. Why did the wallet go to therapy? Because it couldn't handle being in the hip pocket anymore!

2. In the popular anime series, the main character always keeps a special notebook in his hip pocket.

3. The mischievous character always hides his secret gadgets in his hip pocket in the cartoon.

4. The painter's brush always rests in the hip pocket of his worn-out jeans while he works.