n. A staff or club; a truncheon: carried either for use as a weapon, as a policeman's baton;n. as a mark of authority, as the baton of a field-marshal; orn. as a warrant to do something, as the baton or staff carried in Great Britain by the engineer of a train on a single-track railway, as his authority to proceed.n. In music: The stick or wand used by the leader of a chorus or an orchestra in directing the performance.n. A rest of two or more measures.n. In heraldry, same as baston, 1 .n. Also spelled batton.To strike with a baton; cudgel.