Cant, affectation of thinking, believing, and feeling what one in his heart and reality does not, of which there are two degrees, insincere and sincere; insincere when one cants knowing it, and sincere when one cants without knowing it, the latter being of the darker and deeper dye.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Canrobert, François * Cant, Andrew