jackscrew

noun
jack·​screw | \ ˈjak-ˌskrü How to pronounce jackscrew (audio) \

Definition of jackscrew

First Known Use of jackscrew

circa 1735, in the meaning defined above

Keep scrolling for more

Learn More about jackscrew

Statistics for jackscrew

Look-up Popularity

Time Traveler for jackscrew

The first known use of jackscrew was circa 1735

See more words from the same year

More from Merriam-Webster on jackscrew

Rhyming Dictionary: Words that rhyme with jackscrew

Comments on jackscrew

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

WORD OF THE DAY

to speak slightingly about or to degrade

Get Word of the Day daily email!

Test Your Vocabulary

Challenging Vocabulary Quiz Returns!

  • stylized drawing of woman pole vaulting across gap to get trophy
  • Which is a synonym of fuliginous?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

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!