尻脊後 [－－后]

Jyutping haau1 zek3 hau6
Pinyin kāo jí hòu

Definitions (Wiktionary)
  1. adv, Min-Nan
    in secret; surreptitiously
    (syn.) 暗下裡, 私下里, 暗地, 暗靜, 暗下里, 私下, 背地里, 背后, 暗裡, 尻川后, 背地, 私底下, 背後, 暗里, 暗地裡, 暗地里, 私自, 暗静, 尻川後, 暗下, 私下裡, 暗中, 背地裡
  2. noun, Hainanese, Sanxia-Hokkien
    the rear; behind
  3. noun, Malaysia-Hokkien
    back (of a human being or any other vertebrate)