一鍵 [－键]

Jyutping jat1 gin6
Pinyin yī jiàn

Definitions (Wiktionary)
  1. adj, attributive
    one-button; one-key
    (syn.) 一鍵式, 一键式
Examples (粵典–words.hk)
  1. Cantonese
    佢喺网上讲就叻，正一键盘战士。
    佢喺網上講就叻，正一鍵盤戰士。
    keoi5 hai2 mong5 soeng6 gong2 zau6 lek1, zing3 jat1 gin6 pun2 zin3 si6.
    • He is a keyboard warrior that only speak the empty talk on the Internet.