(military, camping) A metal cup which can be nested on the top or under a canteen.

Alternative letter-case form of Dixie cup

(soccer) A single-elimination tournament for which entry is restricted only to teams in the top national league or leagues.

(UK) A speciality drink, often gin-based, designed to be made into a long drink by adding a soft drink such as lemonade or ginger ale. / (US) fruit cocktail

(sports, chiefly soccer, of a player) ineligible to compete in a cup competition due to having previously played for a different team in the same competition in the same season.

A sailing regatta between two yachts, usually held every three or four years. / the trophy awarded to the winner of the above regatta.

An edition of the sailing regatta / A win of the sailing regatta

(archaic) An alcoholic drink. / (humorous) A cup of tea.

Alternative letter-case form of world cup, usually used as part of a proper noun, e.g. the Beer Pong World Cup or World Cup of Freckle Counting.

plural of cup-bearer