Definition of percentage man in US English:

percentage man

noun

  • 1A person who calculates or is interested in percentages, especially as a way of predicting odds.

  • 2US informal rare a news photographer who takes a large number of photographs in the hope that some will be saleable.

  • 3A person who takes a profit in the form of a percentage.

Origin

Late 19th century; earliest use found in The New York Times.