major suit
noun Bridge
Spades or hearts.Because of the difference in score, clubs and diamonds are called the minor suits and hearts and spades are the major suits....
- If the suit is a major suit, the bidder must have at least 3 cards in the suit bid.
- At the one level a major suit overcall may be made on a four-card holding of exceptional quality.
Origin
Early 20th century: so named because of their higher scoring value.