Lightweight definitions

līt'wāt'
One that weighs relatively little or less than average.
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A person of little ability, intelligence, influence, or importance.
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The definition of lightweight is something below normal weight, or is something that has little serious value.

A jacket of thin material is an example of something that would be described as lightweight.

A newspaper with little substance or actual news is an example of something that would be described as lightweight.

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A lightweight is defined as a person or thing that is below normal weight, or is a person that is not important, or a boxing category between featherweight and heavyweight or a boxer who falls within this category.

A person who weighs only 90 pounds is an example of a lightweight.

A boxing category for amateur boxers between 125 and 135 pounds is an example of lightweight.

A person in politics who actually has very little political influence is an example of a lightweight.

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A weight division in professional boxing having an upper limit of 135 pounds (60.7 kilograms), between junior lightweight and junior welterweight.
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A boxer competing in this weight division.
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A similar weight division in other sports, such as weightlifting.
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A contestant in this weight division.
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Weighing relatively little; not heavy.

Lightweight clothing; a lightweight wood.

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Of, relating to, or characteristic of a lightweight.

The lightweight title.

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Having no significance or influence.

A lightweight intellect.

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One below normal weight.
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A boxer between a junior lightweight and a junior welterweight, with a maximum weight of 135 pounds (61.24 kg)
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A person of limited influence, intelligence, or competence.
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Light in weight.
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Of lightweights.
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Not serious or profound; not deep; insignificant, shallow, etc.
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Compact. Software is considered lightweight if it utilizes a limited amount of RAM. For example, an operating system is considered lightweight if its kernel requires a small amount of memory (said to have a "low footprint"). See footprint and lightweight protocol.
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(boxing) A boxer in a weight division having a maximum limit of 135 pounds for professionals and 132 pounds for amateurs.
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(bodybuilding) A competitive weight division between bantamweight and welterweight, with specific weights varying by organization.
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A person who can't handle their drink.
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A political candidate with little chance of winning.
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Lacking in earnestness, ability, or profundity.
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Having less than average weight.
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Lacking in strength.
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(computing) Having a small footprint or performance impact.
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Origin of lightweight