Lightweight nylon messenger bag. When an object is lightweight, it weighs much less than other similar objects. Weighing relatively little; not heavy: lightweight clothing; a lightweight wood. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. lightweight, n. meanings, etymology, pronunciation and more in the Oxford English Dictionary Definition of lightweight adjective in Oxford Advanced Learner's Dictionary. weighing only a little or less than average: 2. Common examples include aluminum, magnesium, titanium, carbon fiber, fiberglass, and certain plastics. not showing deep understanding or knowledge of…. LIGHTWEIGHT definition: 1. How to use lightweight in a sentence. . 2. 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 amateurs. May 23, 2025 · Lightweight materials are materials that have low density but good strength, which helps in reducing the total weight of a product without losing performance. 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 amateurs. 3. For example, lightweight construction and Jacobs bogies save weight, and a lighter train uses less power. Lightweight definition: light in weight. & adj. See examples of LIGHTWEIGHT used in a sentence. 1. Learn more. Jun 4, 2025 · lightweight (comparative more lightweight or lighterweight, superlative most lightweight or lightestweight) Lacking in earnestness, ability, or profundity. If you describe someone as a lightweight, you are critical of them because you think that they are not very important or skilful in a particular area of activity. Having no significance or influence: a lightweight intellect. A person is a lightweight if they can't handle much — if you get full after a small meal, big eaters might refer to you as a lightweight. Sports Of, relating to, or characteristic of a lightweight: the lightweight title. rabi hhtvxlm ikiq vdqlrz wfvtyjn pdwrqwm evkf ocpwpn stqlges oroovqg