unbar

verb
un·​bar | \ˌən-ˈbär \
unbarred; unbarring; unbars

Definition of unbar 

transitive verb

: to remove a bar from : unbolt, open

First Known Use of unbar

14th century, in the meaning defined above

Keep scrolling for more

Learn More about unbar

Statistics for unbar

Look-up Popularity

Time Traveler for unbar

The first known use of unbar was in the 14th century

See more words from the same century

More from Merriam-Webster on unbar

See words that rhyme with unbar

Comments on unbar

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

WORD OF THE DAY

obstinately defiant of authority

Get Word of the Day daily email!

Test Your Vocabulary

Autumn Words of the Day 2018

  • a-top-down-image-of-road-through-an-autumn-forest
  • Which is a synonym of fugacious?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Word Winder's CrossWinder

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!