hefty

From Wiktionary

Pronunciation[change]

Adjective[change]

Positive
hefty

Comparative
heftier

Superlative
heftiest

  1. If something is hefty, it is big and heavy.
  2. If you do something in a hefty way, you do it with a lot of force.
  3. (informal) If the price of something is hefty, it is very costly.
    He was slapped with a hefty fine for speeding.