alt. of but-to join at the butt, end, or outward extremity; to terminate; to be bounded; to abut.-to thrust the head forward; to strike by thrusting the head forward, as an ox or a ram. [see butt, n.]-to strike by thrusting the head against; to strike with the head.-a large cask or vessel for wine or beer. it contains two hogsheads.-the common english flounder.