Meanings of old bunny in English

And what do you think the dear old bunny did?

That seems a little stern, Harry old bunny.

This old bunny is highly unstable, prone to panic attacks and socially awkward, so keep your eyes fixed on her for some seriously good fireworks.

Good old Bunny; I say, though, I wish you'd share my cabin.

We will give old Bunny and Susan something new to talk about!

The less you think, my dear old Bunny, the better it always is!

"Why, he looks just like my old Bunny that was lost when I had scarlet fever!"

"It's not only been the best time I ever had, old Bunny, but I'm not half sure-

"Here," she said, "take your old Bunny!

"You must have your old Bunny!"

"How about his old Bunny?"