Senses
姑奶奶 great-aunt
father's father's sister; sister of one's paternal grandfather
姑奶奶 married daughter
respectful term for a married daughter when she returns to her parents' home, or for a married woman used by members of her birth family
姑奶奶 this lady here
(slang) arrogant self-reference used by a woman when she is angry or in an argument
姑奶奶 [address for women]
(colloquial) term used for an unmarried girl or woman, expressing either affection or playful reproach
姑奶奶 nun
(dialect) term of address for a Catholic nun