English Reference
adjective

hefty

adj.
US /ˈhɛfti/ UK /hˈɛfti/ hefty

  1. 01 B2 Upper Intermediate

    heavy and solid in a way that feels powerful.

    possessing significant physical weight and bulk; powerfully built.

    Simple

    He lifted the hefty suitcase into the overhead bin with both hands.

    In context

    The movers struggled to navigate the narrow staircase while carrying the hefty oak wardrobe, which seemed to weigh more than the rest of the furniture combined.

  2. 02 B2 Upper Intermediate

    large in amount, especially when talking about money or a bill.

    impressively large in amount or degree; frequently used to describe financial costs, fines, or rewards.

    Simple

    The company had to pay a hefty fine for breaking the safety rules.

    In context

    After the unexpected repairs, the homeowner was presented with a hefty bill that far exceeded the original estimate provided by the contractor.

By now, song collecting was no longer a matter of only transcribing music and lyrics; it also involved using the earliest hefty but portable recording devices.

Smithsonian Magazine· 10 Jun 2026

19th century. From heft (“weight”) + -y. The similarity with German heftig (“vigorous, violent, intense”) is apparently coincidental. From the German are Dutch, Danish, Norwegian heftig, Swedish häftig.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level B2 · Upper Intermediate
Frequency Frequent
Updated