To make something impossible.
To reject an option from a list of possibilities.
To disallow.
To cross an item out by drawing a straight line through it, as with a ruler.
To make unavailable.
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.
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).
An obstacle or obstruction.