JMdict entry #2791750

1. noun (common) (futsuumeishi) historical term wide-mouthed ceramic vessel with a small hole in its spherical base (into which bamboo was probably inserted to pour liquids; from the Kofun period)
2. noun (common) (futsuumeishi) teapot-like object made typically of lacquerware and used to pour hot and cold liquids
   see: 半挿・1