Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun lightweight

4 senses of lightweight

Sense 1
lightweight -- (a professional boxer who weighs between 131 and 135 pounds)
       => prizefighter, gladiator -- (a professional boxer)

Sense 2
whippersnapper, jackanapes, lightweight -- (someone who is unimportant but cheeky and presumptuous)
       => cipher, cypher, nobody, nonentity -- (a person of no influence)

Sense 3
lightweight -- (an amateur boxer who weighs no more than 132 pounds)
       => boxer, pugilist -- (someone who fights with his fists for sport)

Sense 4
lightweight -- (a wrestler who weighs 139-154 pounds)
       => wrestler, grappler, matman -- (combatant who tries to throw opponent to the ground)

Antonyms of adj lightweight

2 senses of lightweight

Sense 1
lightweight -- (weighing relatively little compared with another item or object of similar use; "a lightweight fabric"; "lightweight wood")

INDIRECT (VIA light) -> heavy -- (of comparatively great physical weight or density; "a heavy load"; "lead is a heavy metal"; "heavy mahogany furniture")

Sense 2
lightweight -- (having no importance or influence; "a lightweight intellect")

INDIRECT (VIA unimportant) -> important, of import -- (of great significance or value; "important people"; "the important questions of the day")

Similarity of adj lightweight

2 senses of lightweight

Sense 1
lightweight -- (weighing relatively little compared with another item or object of similar use; "a lightweight fabric"; "lightweight wood")
       => light (vs. heavy) -- (of comparatively little physical weight or density; "a light load"; "magnesium is a light metal--having a specific gravity of 1.74 at 20 degrees C")

Sense 2
lightweight -- (having no importance or influence; "a lightweight intellect")
       => unimportant (vs. important) -- (not important; "a relatively unimportant feature of the system"; "the question seems unimportant")