[spin.ach] n [ME spynache, fr. MF espinache, espinage, fr. OSp espinaca, fr. Ar isfanakh, fr. Per] (15c) 1: an Asian herb (Spinacia oleracea) of the goosefoot family cultivated for its edible leaves which form in a dense basal rosette
2. a: something unwanted, pretentious, or spurious b: an untidy overgrowth -- spin.ach.like adj -- spin.achy adj