knee brace
noun Building Trades.
a diagonal member for bracing the angle between two joined members, as a stud or column and a joist or rafter, being joined to each partway along its length.
Origin of knee brace
First recorded in 1910–15
Words nearby knee brace
knead,
knebworth house,
knee,
knee action,
knee bend,
knee brace,
knee breeches,
knee drop,
knee jerk,
knee joint,
knee pants