歃shà [书] （用嘴吸取） suck
◆歃血 smear the blood of a sacrifice on the mouth — an ancient form of swearing an oath；
歃血为盟 smear the blood as a sign of the oath — an old Chinese practice; lick blood and swear; pledge each other in wine in which blood has been mixed; smear one's lips with its blood in token of one's oath; smear the mouth with blood and swear fidelity |