姑姥姥 [－－－]

Jyutping gu1 lou5 lou5
Pinyin gū lǎo lao

Definitions (CC-CEDICT)
  1. mother's father's sister (coll.)
  2. great aunt
Definitions (Wiktionary)
  1. noun
    maternal great aunt; maternal grandaunt (specifically, one's mother's father's sisters)
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）