Top Definition
A term used in St. Louis by African-Americans, meaning "I swear". Rumor has it that the term originated from a man named "Chunk" dying in a car accident, hence the term "On Chunk's Grave."

Variations include "On my Momma", "On Me", and "On Jesus" or just "Chunk".
On Chunk I didn't take your money.
by On Chunk July 11, 2009
5 Words related to On Chunk

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×