barnyard grass

noun

Definition of barnyard grass

: a coarse annual panicled grass (Echinochloa crusgalli) that has flowers borne on only one side of the raceme and is nearly cosmopolitan as a weed in cultivated ground

First Known Use of barnyard grass

1818, in the meaning defined above

Keep scrolling for more

Learn More about barnyard grass

Statistics for barnyard grass

Time Traveler for barnyard grass

The first known use of barnyard grass was in 1818

See more words from the same year

More from Merriam-Webster on barnyard grass

Britannica.com: Encyclopedia article about barnyard grass

Comments on barnyard grass

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

WORD OF THE DAY

an agreement to stop fighting a war

Get Word of the Day daily email!

Test Your Vocabulary

Confusing Words—A Quiz

  • alice with tweedle dee and tweedle dum
  • I invented a brand new toaster robot and ______ it "Sir Toasts-a-Lot."
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

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!