dotted line

dotted line (plural dotted lines)

1. A line made up of dots or dashes, often used to indicate where one is supposed to sign a contract.
   • 2024 November 22, Stephanie Hanes, Melanie Stetson Freeman, “Moody chickens? Playful bumblebees? Science decodes the rich inner lives of animals.”, in The Christian Science Monitor:

     To the uninitiated, this might sound absurd, with images of chickens signing above the dotted line.

• sign on the dotted line