The term 'MOB WEAPON' can be summarized by two crossword solutions: Garotte (7 letters) and GAT (3 letters). Garotte is a type of weapon used to strangle someone, usually consisting of a cord or wire that is tightened around the neck. It was historically used as a form of execution in some countries. GAT is a slang term for a gun, typically referring to a handgun. It is often used by criminals and gangs, hence its association with the term 'mob weapon'.