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[roh-lok; for 3 also Nautical rol-uh k, ruhl-] /ˈroʊˌlɒk; for 3 also Nautical ˈrɒl ək, ˈrʌl-/
Architecture. one of several concentric rings of masonry forming an arch.
a brick laid on edge, especially as a header.
Compare soldier (def 7).
Chiefly British, oarlock.
Also, rollock (for defs 1, 2).
Origin of rowlock
1740-50; variant of oarlock; see row2 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for rowlock
  • The hip roof is covered with asphalt shingle and has a deeply molded wooden cornice over one course of rowlock.
  • Another course of brick in rowlock defines a water table.
  • Three courses of rowlock brick are between the blocks and the stylized keystone.
  • The wall plane itself is developed as a frame for the limestone panels, made of courses of rowlock brick.
  • All openings are defined by a double course of rowlock, segmental arched, header brick.
  • All of the windows have six-over-six sash with unadorned openings and rowlock heads.
  • Header courses occur every sixth course and the fenestration is highlighted further by a singular rowlock course.
British Dictionary definitions for rowlock


a swivelling device attached to the gunwale of a boat that holds an oar in place and acts as a fulcrum during rowing Usual US and Canadian word oarlock
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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