What does "heavy hitter" mean?

A player with a favorable batting average who is especially good at hitting the ball deep into the outfield or farther.

What is a synonym for "heavy hitter"?

Common synonyms include: biggie, most forceful, slugger.

noun

noun ·Rare ·Advanced level

Noun

1
A player with a favorable batting average who is especially good at hitting the ball deep into the outfield or farther.
"This year's heavy hitter is Bobby Bonilla, the Pirates' slugger who's seeking to hit the biggest home run of his life."
2
an influential person who works hard to promote the causes they are interested in wordnet
3
In any sport, a strong, physical player who is particularly effective. broadly
"On defense I always try to pair a good body-checker with a sound, steady player; for example, Ted Harris, a heavy hitter, with J. C. Tremblay, a clever defenseman."
4
A person of considerable importance who is a major decision maker or capable achiever; an especially significant organization or an especially functional object. idiomatic
"Even Mrs Clinton, the heavy hitter, will need every ounce of her formidable powers."

"This year's heavy hitter is Bobby Bonilla, the Pirates' slugger who's seeking to hit the biggest home run of his life."