Definition of redtop
: any of several grasses (genus Agrostis) with usually reddish panicles
especially
: a Eurasian grass (A. alba synonym A. gigantea) grown in eastern North America as forage and lawn grass
Keep scrolling for more
Test Your Vocabulary
Who Knew?
-
- What is a ruelle?

Test your vocabulary with our 10-question quiz!
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Share redtop
Time Traveler for redtop
The first known use of redtop was in 1792
See more words from the same year