rudderstock

or rud·der stock

[ruhd-er-stok]

noun Nautical.

the vertical member at the forward edge of a rudder, hinged at the sternpost and attached to the helm or steering gear.

Origin of rudderstock

First recorded in 1860–65; rudder + stock
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019