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Related to rowlock: rowlock course
a swivelling device attached to the gunwale of a boat that holds an oar in place and acts as a fulcrum during rowing
1. A brick laid on its edge so that its end is exposed; used on a sloping window sill, or to cap a low brick wall. See also: Brick
A U-shaped fitting with shank or socket attachment to the gunwale of a boat, through which an oar is swung.
rowlock, rolok, rollock
1. A brick laid on its edge so that its end is visible.
2. One ring of a rowlock arch.