Definition of mayweed in English:

mayweed

noun

mass noun
  • A plant of the daisy family, typically found as a weed of arable land.

    Several species in the family Compositae, in particular stinking mayweed (Anthemis cotula) and scentless mayweed (Tripleurospermum inodorum)

Origin

Mid 16th century: from maythe(n), an earlier name for this plant (in Old English mægethe, magothe), + weed.

Pronunciation

mayweed

/ˈmeɪwiːd/