joint
n.— «After Mr. Summers came out of the house and hit Mr. Lane, witnesses told police they heard Mr. Lane tell Mr. Campbell to “Go get that joint,” a street term for a gun.» —“Man to testify against friend in Crofton murder case” by Brian M. Schleter The Capital (Annapolis, Md.) Dec. 17, 2004. (source: Double-Tongued Dictionary)