"5 inch tall plastic object found in a back office. The “pump” can be depressed onto a thin metal rod connected at the base."
A: "That is a “safety” version of a memo/recept spike. You put the ticket or recept on the rod and push the top down punching the paper onto the rod."
See? That wasn't hard.
Let me jump in here with a layman's explanation, It's a Keychains that has an articulated bear attachment, I'll be back next week with more facts for your delectation.