Quad \Quad\, Quade \Quade\, a. [Akin to AS. cw[=ae]d, cwead, dung, evil, G. kot, dung, OHG. qu[=a]t.]

Evil; bad; baffling; as, a quade wind. [Obs.]

Sooth play, quad play, as the Fleming saith. --Chaucer.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Quad \Quad\, n. (Print.) A quadrat.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Quad \Quad\, n. (Arch.) A quadrangle; hence, a prison. [Cant or Slang]

Source: Webster's Revised Unabridged Dictionary (1913)