• Lightweight Definition & Synonyms
- (n.) One of less than average weight;
- (n.) In boxing, wrestling, etc., one weighingnot more than 133 pounds (U. S. amateur rules 135 pounds, Eng. 140 pounds).
- (n.) A person of small impotance or mental ability.
- (a.) Light in weight, as a coin; specif., applied to a man or animal who is a lightweight.