銀樣蠟槍頭 [银样蜡枪头]

Jyutping ngan4 joeng2 laap6 coeng1 tau4
Pinyin yín yàng là qiāng tóu

Definitions (粵典–words.hk)
  1. 語句
    得個樣​，​實際​上​冇​用​嘅​嘢
    to describe something looks good but useless; literally: javelin with solder head
  2. 參看
    銀樣鑞槍頭