行街紙 [－－纸]

Jyutping hong2 gaai1 zi2
Pinyin xíng jiē zhǐ

Definitions (Wiktionary)
  1. noun, Cantonese, Hong-Kong, informal
    immigration recognizance form; temporary identification document (that allows the holder to stay in Hong Kong)

行街紙 [－－纸]

Jyutping haang4 gaai1 zi2
Pinyin xíng jiē zhǐ

Definitions (粵典–words.hk)
  1. 名詞、香港
    臨時​身份​證明書​（​擔保書​）​嘅​俗​稱​，​係​香港​嘅​一​種​身份​證明​文件​，​出​畀​換緊​或者​補領​身份​證​、​喺​香港​申請​居留​權又​或者​基​於​人道​理由​申請​逾期​留​港​嘅​人​，​等​佢​哋​可以​暫時​逗留​香港​（​量​詞​：​張​）
    Recognizance, Form No. 8; literally, walk-street paper
Definitions (Kaifangcidian)
  1. 臨時身份證明書 – 临时身份证明书