quack grass

play
noun \ˈkwak-\

Definition of quack grass

  1. :  a European grass (Elytrigia repens synonym Agropyron repens) that is naturalized throughout North America and spreads by creeping rhizomes —called also couch grass, quitch, twitch, witchgrass

Origin and Etymology of quack grass

alteration of quick (grass), alteration of quitch (grass)


First Known Use: circa 1818


Medical Dictionary

quack grass

noun

Medical Definition of quack grass

  1. :  a European grass of the genus Agropyron (A. repens) that is naturalized throughout North America and has roots and rhizome with diuretic properties—called also couch grass, quitch, twitch, witchgrass


Learn More about quack grass


Seen and Heard

What made you want to look up quack grass? 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

a dividing ridge between drainage areas

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • shamrock
  • What is the best definition of green-eyed monster?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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!