jamb1

[jam] /dʒæm/
noun
1.
Architecture, Building Trades.
  1. either of the vertical sides of a doorway, arch, window, or other opening.
  2. either of two stones, timbers, etc., forming the sidepieces for the frame of an opening.
2.
Armor. greave.
Also, jambe.
Origin
1350-1400; Middle English jambe < Middle French: leg, jamb < Late Latin gamba, variant of camba pastern, leg < Greek kampḗ bend of a limb

jamb2

[jam] /dʒæm/
verb (used with object), verb (used without object), Obsolete
1.
jam1 .
Examples from the web for jamb
  • Even a door that measures the right size may often need fine-tuning on one or more sides to fit an existing jamb.
  • The white vinyl jamb liner is installed and the sash put back into place.
  • Blades to be one piece aluminum extrusions with gutters designed to catch and direct water to jamb and mullion drains.
  • The fixed meeting rail is fastened at each side jamb with screws.
  • Remove wood spreaders and braces only after the walls are built and jamb anchors are secured.
  • The fasteners are required along each side jamb only.
  • The head stop and side jamb stops are secured with staples.
  • Screw a lag bolt into the jamb, sawing off the head.
  • The frame corners are secured with staples and screws through the jamb liner into the jamb.
British Dictionary definitions for jamb

jamb

/dʒæm/
noun
1.
a vertical side member of a doorframe, window frame, or lining
2.
a vertical inside face of an opening in a wall
Word Origin
C14: from Old French jambe leg, jamb, from Late Latin gamba hoof, hock, from Greek kampē joint
Word Origin and History for jamb
n.

side-piece of a door, window, etc., early 14c., from Old French jambe "pier, side post of a door," originally "a leg, shank" (12c.), from Late Latin gamba "leg, (horse's) hock" (see gambol).