Definition of yellowtop

  1. 1a :  any of several goldenrods; especially :  early goldenrod —sometimes plural but singular in construction b :  bitter clover c :  golden crownbeard

  2. 2 :  any of several plant diseases characterized by yellowing of the upper foliage: such as a :  a disease of alfalfa of undetermined cause characterized by a pronounced yellowing of the upper portions of affected plants b :  a yellowing of alfalfa tops caused by the punctures of the potato leafhopper

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Origin and Etymology of yellowtop

1yellow + top

Seen and Heard

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to criticize severely

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