light heavyweight is a noun meaning "an amateur boxer who weighs no more than 179 pounds". It carries 3 recorded senses.
an amateur boxer who weighs no more than 179 pounds
a wrestler who weighs 192-214 pounds
a professional boxer who weighs between 169 and 175 pounds
Definitions, synonyms and semantic relations for light heavyweight come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.