[] (often used in newspapers) a person who has a lot of influence in business, politics or public life（常用于报章）显要人物；大人物◆A heavy hitter has been brought in as chairman.一个重量级人物获邀担任主席。(often used in newspapers) a product or business which is very successful（常用于报章）十分成功的产品或业务；销路好的产品◆The business has decided to focus on their heavy hitters.企业决定把精力集中在销路好的产品上。