also: おおぎみ
noun
Archaic honorific title for the emperor, used in classical Japanese contexts.
古事記には大君の御代が記されている。
The Kojiki records the reigns of the emperors.
noun
prince; princess; royal offspring
Archaic honorific term for a prince or princess; used in historical or literary contexts.
大君の姫君は美しいと謳われた。
The princess of the great lord was praised as beautiful.
Alternate spelling; can also be read だいおう in other contexts.
Rare single-character spelling for this reading.
Rare voiced variant reading; it is a separate reading.
Compound of 大 (おお, 'great') + 君 (きみ, 'lord'). The reading おおぎみ is a voiced variant. The exact historical derivation is uncertain, but it has been used as an honorific title for emperors and princes in classical Japanese.