The invention relates to a police snatch-preventing lacrimogen type multifunctional overlength rod which is formed in a manner that a snatch-preventing lacrimogen common rod and a stretchable common rod are assembled into a whole. The snatch-preventing lacrimogen common rod is composed of a main body shell and a lacrimogen control device installed in the main body shell; the main body shell comprises a hitting head arranged at the front end and a tube-shaped front connecting rod connected behind the hitting head; an attacking head is fixedly connected to the front end of the hitting head, anda jetting opening is formed in the center of the attacking head and is internally provided with a socket contact opening; trigger holes are symmetrically formed in the back end of the attaching head,a trigger sleeve is arranged on the periphery of the hitting head in a sleeving manner and is provided with a trigger column in the radial direction, and a trigger spring is arranged between the frontend of the trigger sleeve and the attaching head; the lacrimogen control device comprises a lacrimogen bottle, a trigger switch, a connecting lock rope and a trigger; the hitting head is internally provided with the lacrimogen bottle and the trigger switch; and the stretchable common rod is fixedly connected to the back end of the front connecting rod in a socket and assembly manner. The police snatch-preventing lacrimogen type multifunctional overlength rod has the beneficial effects that the single pawn actual combat tactics requirement is met, normal lacrimogen can still be guaranteed under the condition that rod bodies are bent, and the snatch-preventing function is achieved.