(noun) - intense nervous excitement leading to reflex erection of hairs of the skin in response to a temporary solution for a permanent problem; old habits die hard.
“Goosebumps walkaway is the line that the guy says to the girl in the movie that gives her goosebumpsand then he walks away forever,”
Nick is having a hard time saying goodbye to Reagan, too, and keeps saying the wrong things to her, so he devises a plan to act out a goosebumps walkaway to up his cool.