Examples from the Web for rowlock
A notch, or rowlock, is cut into them to serve as rests for the heavy oars.Ethnology of the Ungava District, Hudson Bay Territory|Lucien Turner
Then, without any command, you will ship the oar; in other words, drop the loom into the rowlock.The Boat Club|Oliver Optic
The oars were very thick at the rowlock, tapering off to an almost straight blade, not more than five inches wide.A Girl's Ride in Iceland|Ethel Brilliana Alec-Tweedie
My first boat had not an ounce of metal in her barring rowlocks and rowlock sockets, and she cost me 17s.
The tongues are in glass jars which you can break with a stone or a rowlock.Priscilla's Spies|George A. Birmingham