jamb

noun \ˈjam\

: a board that forms the side of a door or window

Full Definition of JAMB

: an upright piece or surface forming the side of an opening (as for a door, window, or fireplace)

: a projecting columnar part or mass

See jamb defined for English-language learners

See jamb defined for kids

Middle English jambe, from Anglo-French jambe, gambe, literally, leg, from Late Latin gamba — more at gambit

First Known Use: 14th century

JAMB Defined for Kids

noun \ˈjam\

: a vertical piece forming the side of an opening (as for a doorway)

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