What is the little pin next to a chapter mean?

[ConansWitchBaby]

I thought it was a "latest posted" type of notification. Now that I'm a few more chapters in it is still hovering there, menacingly. I don't see an option as to what it's about. If it matters, the pin is next to chapter 2 out of five.

 

[binarysoap]

That little pin means that you made a poll in that chapter

 

[ConansWitchBaby]

I am the dumb. Thank you.