1.偽善的な話し方をすること。語源的にはchant, sing, chantと同じ。
2.傾く、PIE *kembから、曲げる、回す、語源的にはcamber,change,decantと同じ。
... Slang is universal, whilst Cant is restricted in usage to certain classes of the community: thieves, vagrom men, and -- well, their associates. ... Slang boasts a quasi-respectability denied to Cant, though Cant is frequently more enduring, its use continuing without variation of meaning for many generations. [John S. Farmer, Forewords to "Musa Pedestris," 1896]