Helm.
(Nautical.) The rudder and its operative parts; such as tiller or wheel. “The ships . . . . are . . . . turned about with a very small helm, whithersoever the governor listeth.” — James III. 4. When the helm is a-starboard the tiller is over to the right side, the helmsman looking forward. A-port; it is to the left side. Up; it is to the weather side. Down; it is to the lee side.