(Britain) a small triangular side window in a motor car

Having or displaying half the mental capacity of a half-wit.

A crack in a horse's forefoot; a sand crack.

(Canada, US, music) A musical note one beat long in 4/4 time.

(astronomy) Either of the intermediate stages between the new and full moons.

(Britain) Each of the four days customarily regarded as starting a new quarter year, on which rents etc are often due.

(nautical) any of several strong wooden barriers erected across the deck of a merchant sailing ship, having loopholes through which muskets could be fired to resist boarding attacks

A period of twenty-five years.

Alternative form of quarterfinal

(skateboarding, snowboarding, skiing, BMX, rollerskating, etc.) A structure used to perform tricks, approximately half the size of a half-pipe, similar in appearance to having a quarter of a circle in cross-section, with the middle of that quarter as the bottom.