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pot; jar; vase
dice cup
depression; basin (e.g. of a waterfall)
aim; what one wants; the mark
key point (of a conversation, etc.); essence
acupuncture point; moxibustion point; pressure point
position on the fingerboard (of a shamisen, koto, etc.)
梅干しをつぼに漬け込んで保存する。
Pickled plums are preserved by storing them in a jar.
庭に置いたつぼに雨水がたまっていた。
Rainwater had accumulated in the jar placed in the garden.
観客の笑いのつぼにはまって会場が沸いた。
It hit the audience's funny bone and the venue erupted in laughter.