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red·top | \ ˈred-ˌtäp 
\
\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
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Time Traveler for redtop
The first known use of redtop was in 1792
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