CANKERED Meaning of CANKERED in English adj affected with canker; as, a cankered mouth. 2. cankered ·impf & ·p.p. of canker. 3. cankered ·adj affected mentally or morally as with canker; sore, envenomed; malignant; fretful; ill-natured. Webster English vocab. Английский словарь Webster. 2012