The Collaborative International Dictionary
Vomit nut
Vomit \Vom"it\, n. [L. vomitus, from vomere, vomitum, to vomit; akin to Gr. ?, Skr. vam, Lith. vemiti. Cf. Emetic, Vomito.]
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Matter that is vomited; esp., matter ejected from the stomach through the mouth.
Like vomit from his yawning entrails poured.
--Sandys. -
(Med.) That which excites vomiting; an emetic.
He gives your Hollander a vomit.
--Shak.Black vomit. (Med.) See in the Vocabulary.
Vomit nut, nux vomica.
Wiktionary
vomit nut
n. (context obsolete English) nux vomica ((taxlink Strychnos nux-vomica species noshow=1)).