jamb

¹ American  

[jam] / dʒæm /

Or jambe

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.

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jamb ² American  

[jam] / dʒæm /

verb (used with or without object)

Obsolete.

1. an obsolete variant of jam.

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jamb British  

/ 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

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Etymology

Origin of jamb

1350–1400; Middle English jambe < Middle French: leg, jamb < Late Latin gamba, variant of camba pastern, leg < Greek kampḗ bend of a limb

Example Sentences

Cars also carry a VIN which is stamped into the chassis - the main load-bearing frame of the car - but can also be found on the windshield, side of the dashboard, or the door jamb.

From BBC

The 10-year-old stood outside the only home he’d ever known — a home he could traverse in total darkness, whose every floorboard and door jamb he knew like the back of his hand.

From Los Angeles Times

“With stone jambs and dams, we often will play with the thickness and other dimensions, so that it adds depth and volume to the bathroom space.”

From Seattle Times

When the finished trim and door weather stripping is added on the side wall jambs, you lose about 2 1/4 inches in width.

From Seattle Times

There’s also an additional cost if you want your vehicle’s inside door jambs wrapped.

From Seattle Times