Emily Dickinson Lexicon

WEED, n.² [Sax. wæd, wæda, a vestment, any garment, that which is put on.]

1. Properly, a garment, as in Spenser, but now used only in the plural, weeds, for the mourning apparel of a female; as, a widow's weeds.
2. An upper garment. [Obs.] – Chapman.