Definition of heartspoon in English:

heartspoon

noun

rare, historical
  • The slight hollow overlying the lower end of the breastbone; also called spoon of the brisket. Also (English regional): the navel or midriff.

Origin

Late Middle English; earliest use found in Geoffrey Chaucer (c1340–1400), poet and administrator. In some forms from heart + spoon.

Pronunciation

heartspoon

/ˈhɑːtspuːn/