Definitions by Rollieo
chin it
the act of forming an "O" with the thumb and the index finger and positioning the "O" on your chin.
Chin it is used as a swear of honesty, when one "chins it" he or she must tell the truth and only the truth.
Chin it is used as a swear of honesty, when one "chins it" he or she must tell the truth and only the truth.