Heavy-hitter meaning

Provocateur - With a thriving mail-order catalog, Web site, and shops located throughout the UK, Europe, the Middle East, Hong Kong, and America, Agent Provocateur is a heavy hitter in the lingerie biz.

having a heavy hitter I could rely on was a revelation.

It now currently only takes backseat to another heavy hitter from Puglia, Negroamaro.

To be sure, this planet is certainly a heavy hitter in a personal chart, and understanding the sign in which the moon falls can yield a vast amount of information about the personality in question.