大蒂斗 [－－－]

Jyutping daai6 dai3 dau2
Pinyin dà dì dòu

Definitions (Wiktionary)
  1. noun, Zhangzhou-Hokkien
    swelling of the stalk and loss of sweetness from sugar of the pulp turning to lignin (of overripe fruits such as lychees and longans)