Someone who has taken so many balls to chin that their original chin must have been replaced with titanium to prevent future injury
Pat's years as a groupie has left him with nothing but a titanium chin awkward moments at the metal detector.
by ClassyPat January 6, 2017

the grey hair that younger people get on their chin, usually before any other grey hairs appear. usually overweight beering guzzing goons who have partied their young but full life away prematurely
by wclmatt July 8, 2010

by Thot Collecter 69 March 14, 2020

Lack of jawline, sunken facial expression, normally occurs in the heavy lidded ,thin lipped population. Also occurs in heavy lobbed ,space eyed persons. Inbreeding at it's finest.
by Marie Douglas October 19, 2019

by Spin City August 24, 2007

The ideal way to eat muff, done by placing the on the dominant palm, and creating a hook with the dominant middle finger to simultaneously pleasure the G spot with the hook and the clitoris with the tounge.
by muffmasterflex March 27, 2015

Literally translates into: "Thats a mistake". After saying, the speaker then rubs and/or hits the chin of the person who made the "chin".
by Xxshankbeast209xx April 22, 2009
