cornhole (v.)

synonymous with "do anal intercourse" by 1949, said to be by 1930s and said to be a reference is to a game played in the farming regions of the Ohio Valley in the U.S. from 19c., in which players take turns throwing a small bag full of feed corn at a raised platform with a hole in it, but references to this are wanting. From corn (n.1) + hole (n.). It also was the name of a kind of corn silo or underground storage pit for corn.