from The American Heritage® Dictionary of the English Language, 4th Edition
- n. One that is predominant, as in influence or power: "Especially when a candidate is a challenger, appearances with heavy hitters from the party lend an air of credibility” ( Linda Feldmann).
from the GNU version of the Collaborative International Dictionary of English
- n. A person who is very important or is very effective at his profession.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an influential person who works hard to promote the causes they are interested in
Sorry, no etymologies found.
Dr. Petri is a heavy hitter in the field of rheumatology and a nationally known speaker on lupus.