heavy-duty

adjective heavy-du·ty \ ˈhe-vē-ˈdü-tē , -ˈdyü- \

Definition of heavy-duty

1 : able or designed to withstand unusual strain
  • heavy-duty trucks
2 : intensive
  • heavy-duty bargaining
3 : important, prominent
  • heavy-duty lawyers

First Known Use of heavy-duty

1914


HEAVY-DUTY Defined for English Language Learners

heavy-duty

adjective

Definition of heavy-duty for English Language Learners

  • : designed to do difficult work without breaking

  • : very intense or serious



Seen and Heard

What made you want to look up heavy-duty? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

sticky or viscid

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!