whitetop

noun

1

a(1)

: a redtop (Agrostis alba)

(2)

: a grass (Fluminea festucacea) of northwestern North America that is an important source of food for wild birds

(3)

or less commonly white topped grass : any of several grasses of the genus Danthonia (especially D. pilosa)

b

: fleabane

c

: any of several Australian eucalypts

especially : a widely distributed blackbutt (Eucalyptus pilularis)

d

: hoary cress

2

: a covered wagon with a white top

Word History

First Known Use

1803, in the meaning defined at sense 1a(1)

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