by Cliff Jaetner March 21, 2021

Jazz Chalk, a synonym for cocaine, particularly when used by musicians in Maryland. A subtle reference to the term jazz cigarette, the term isn't necessarily creepy but can be used to imply an odd circumstance under which cocaine is used.
After we finish these crabs let's go write with some jazz chalk before the show.
I took her to school last night, teacher brought out the jazz chalk.
I took her to school last night, teacher brought out the jazz chalk.
by Chesapeake Charlie December 13, 2021

Refers to the chalk line drawn around a corpse in movies. The 'line' idea is mostly fictional, since it contaminates the crime scene investigation, but it serves as more dramatic metaphor for murder.
You better watch how you're talking and where you're walking, or you and your homies might lined in chalk. (Coolio - Gangsta's Paradise)
by Sean H November 15, 2004

this is the white residue left on your clothes (usually inside your jeans) from 1-3 day old jackoff semen that you forgot to clean and now has become a chalk-like powder that kinda flakes off when you scratch it with your nail, wondering what it is...
Ernie, this cock chalk all over your clothes is out of control!!!! Please son, stop jacking off so much.
by 777geez November 20, 2015

To go and murder someone, the "white chalk" referring to the white chalk outline that is left at a crime scene by investigators after someone is murdered and the body is removed.
by ecksdee_ September 14, 2018

by shox October 14, 2004

by Jack the Hat March 22, 2005
