LIGHTWEIGHT definition: 1. weighing only a little or less than average: 2. not showing deep understanding or knowledge of…. Learn more.

Lightweight is a weight class in combat sports and rowing. The lightweight division is over 130 pounds (59 kilograms) and up to 135 pounds (61.2 kilograms) weight class in the sport of boxing.

The meaning of LIGHTWEIGHT is one of less than average weight; specifically : a boxer in a weight division having a maximum limit of 135 pounds for professionals and 132 pounds for …

Synonyms for LIGHTWEIGHT: light, small, weightless, fragile, thin, feathery, featherlight, tiny; Antonyms of LIGHTWEIGHT: heavy, large, weighty, hefty, ponderous, overweight, leaden, great

lightweight - weighing relatively little compared with another item or object of similar use; "a lightweight fabric"; "lightweight wood"

There are ten meanings listed in OED's entry for the word lightweight. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

being lighter in weight, texture, etc., than another item or object of identical use, quality, or function: a lightweight alloy for ship construction.

Definition of lightweight adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

LIGHTWEIGHT meaning: 1. not weighing much: 2. a sportsman such as a boxer who is not in the heaviest weight group. Learn more.

Lightweight definition: One that weighs relatively little or less than average.