Crossbar/ˈkrɔːsbɑːr/ Definition 1 of 3Pro Tip 1/3Sports Equipment Used to describe part of a goal in various sports, usually high up. The striker's powerful shot grazed the crossbar. Pro Tip 2/3Height Reference Often refers to something to aim for but difficult to reach. His ambitions were as high as a crossbar. Pro Tip 3/3Not Always Metal Crossbars can be made from various materials, not just metal. The wooden crossbar on the old fence needs replacing.