Chin Scratcher 

1. Something that makes you scratch your chin.
"My beard is a chin scratcher."

2. Something that is puzzling.

"Crafting recipes are chin scratchers"

"That tree is a damn chin scratcher"

Chin Scratcher by _honest_indian_ March 2, 2015

chin-scratcher bullshit 

Being purposefully over-arty.

Fuck all this chin-scratcher bullshit, let's get outta this goddamn art gallery and get some beer

chin-scratcher bullshit by useful idiot January 3, 2005

Boston Chin Scratch

A few days after shaving your nuts, when the stubble has started growing back in, you drag them across the face of a consenting partner

Yeah I gave her a Boston Chin Scratch and she won't stop calling me!

Boston Chin Scratch by Loopview April 17, 2021