Noun, Noun which may take the genitive case particle 'no'
pigeon chest (deformity of the chest, protruding ribs and sternum); pigeon breast; pectus carinatum
Noun
woman with big breasts
Colloquial
iron armor with protruding chest
curved front portion of a stirrup
curve at the base of a shamisen neck
Also written ハト胸【はとむね】、はと胸【はとむね】