Definitions for oarlockˈɔrˌlɒk, ˈoʊr-
Random House Webster's College Dictionary
a usu.U-shaped device providing a pivot for an oar in rowing.
Category: Nautical, Navy
Origin of oarlock:
peg, pin, thole, tholepin, rowlock, oarlock(noun)
a holder attached to the gunwale of a boat that holds the oar in place and acts as a fulcrum for rowing
A device attached to the gunwale of a rowboat to hold the oars in place while rowing.
the notch, fork, or other device on the gunwale of a boat, in which the oar rests in rowing. See Rowlock