Definitions

hefty

[hef-tee] / ˈhɛf ti /

ADJECTIVE

big, bulky

Synonyms

STRONGEST

colossal fat heavy large massive robust sizable substantial tremendous weighty

WEAK

ample awkward beefy brawny burly cumbersome extensive forceful hulking husky large-scale major muscular ponderous powerful strapping strong sturdy thumping unwieldy vigorous

Antonyms

STRONGEST

easy impoverished inconsequential insignificant light little miniature poor slight small thin tiny trivial unimportant unsubstantial

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

West Ham recorded a loss of £104m in their latest accounts to 31 May 2025 and are heading for another hefty loss this year, according to sources.

From BBC • May 24, 2026

Analysts say hefty bonuses could help retain South Korea's talent, as overseas firms including Tesla push deeper into semiconductors.

From Barron's • May 22, 2026

Contesting complaints runs the risk that an in-house judge finds you guilty, resulting in hefty sanctions.

From The Wall Street Journal • May 22, 2026

The cost of recruiting men with hefty signing-up bonuses has been weighing on Russian finances.

From The Wall Street Journal • May 19, 2026

Tall and hefty, with a booming voice, he would ask me how I was doing, how many pieces I had made that night.

From "The Boy on the Wooden Box" by Leon Leyson

Vocabulary lists containing hefty

The Omnivore's Dilemma

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The Wednesday Wars

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Hello, Universe

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!