breakneck

play
adjective break·neck \ˈbrāk-ˈnek\

Definition of breakneck

  1. :  very fast or dangerous breakneck speed

Examples of breakneck in a Sentence

  1. the breakneck production of naval vessels during World War II

Recent Examples of breakneck from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'breakneck'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of breakneck

1562


BREAKNECK Defined for English Language Learners

breakneck

play
adjective

Definition of breakneck for English Language Learners

  • : very fast : dangerously fast


BREAKNECK Defined for Kids

breakneck

play
adjective break·neck \ˈbrāk-ˌnek\

Definition of breakneck for Students

  1. :  very fast or dangerous breakneck speed


Learn More about breakneck


Seen and Heard

What made you want to look up breakneck? 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

to become worse as time passes

Get Word of the Day daily email!

Test Your Vocabulary

The Emoji Quiz

  • emoji-the-quiz
  • What phase of the moon is this: 🌖 ?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

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!