Cars & Driving

  • noun a slight step along the edge of a panel to provide a level mounting and welding surface so that it can be overlapped against the adjacent panel for subsequent lap or spot welding


  • A notch or protrusion in one piece or member that is fitted to a protrusion or notch in another piece to prevent slipping between the members.
  • A protrusion or shoulder that receives the thrust of a brace.
  • A horn or stub tenon at the end of a mortised piece to strengthen it and prevent its lateral movement.
  • The enlarged portion of a post by which a strut is supported. See also key.

Real Estate

  • noun a joint between two pieces of masonry or concrete, in which a projection on one fits into a recess of the other