A Person Who Changes Uniforms During Wartime To Appear As If They Are On Your Side. Could Also Be Someone Who's Not Really Your Friend But Are Only Trying To get Information For Your Enemy.
Co-Worker: Watch What You Say In Front Of Him. Because I Think It Gets Right Back To The Bosses Ears.
You: What? I Thought He Was Our Friend?
Co-worker: Nope, He's A Damn Turn Coat!
You: What? I Thought He Was Our Friend?
Co-worker: Nope, He's A Damn Turn Coat!
by DGringo October 2, 2009

verb
1. To get wild.
2. To do drugs, most commonly uppers (coke, molly, etc).
3. Synonym to "let's go."
1. To get wild.
2. To do drugs, most commonly uppers (coke, molly, etc).
3. Synonym to "let's go."
-"Yeah Randy and I got some molly so we could turn up at that Grizmatik concert."
-"I just got some dabs from dude, TURN UP!"
-"I just got some dabs from dude, TURN UP!"
by Dro Claire November 10, 2013

by northoot March 2, 2018

Refers to working in a ski shop and is derived from adjusting and mounting ski bindings. Turning screws also includes the work a person does in a snowboard shop as well.
by The Snow Prophet May 11, 2010

by Factboi December 20, 2019

by Kirlinator October 19, 2010

During a heroin overdose, some people's skin, nails and lips turn blue do to lack of oxygen in the blood stream.
by Stillravenmad September 18, 2009
