Definition of Sudan grass
: a vigorous tall-growing annual sorghum grass (Sorghum sudanense synonym S. vulgare sudanense) widely grown for hay and fodder
Keep scrolling for more
Test Your Vocabulary
Slippery Words Quiz—Changing with the Times
- What is an earlier meaning of nice?

Test your visual vocabulary with our 10-question challenge!
TAKE THE QUIZ
Spell words. Make bears.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
Share Sudan grass
Time Traveler for Sudan grass
The first known use of Sudan grass was in 1911
See more words from the same year