大炮友 [－－－]

Jyutping daai6 paau3 jau2
Pinyin dà pào yǒu

Definitions (CC-CANTO)
  1. describes a person who always exaggerates thing(s) or bullshit
Definitions (粵典–words.hk)
  1. 名詞
    成日車​大炮​嘅​人​（​量​詞​：​條​）
    braggard; liar
Definitions (Kaifangcidian)
  1. 火炮
  2. 牛皮大王