An obstacle, barrier, or bulwark.
A barrier constructed across a road, especially as a military defence
A place of confrontation.
to close or block a road etc., using a barricade
to keep someone in (or out), using a blockade, especially ships in a port
An obstacle or obstruction.
A situation where an opponent's ball is directly in the way of one's own ball and the hole, on the putting green (abolished 1952).
To thwart or stump; to cause to fail or to leave hopelessly puzzled, confused, or stuck.
To bring into the position of, or impede by, a stymie.