a. Obs. [app. a perverted form of CULVERT, in OF. culvert, colvert, etc.] Villainous, nefarious, perfidious, infamous.
 
c. 1325.  E. E. Allit. P., B. 181. For couetyse, & colwarde & croked dedez.
 
c. 1330.  Florice & Bl. (1857), 339. The porter is coluard [Camb. MS. culuert] & feloun.