子彈仔 [－弹－]

Jyutping zi2 daan2 zai2
Pinyin zǐ dàn zǎi

Definitions (粵典–words.hk)
  1. 名詞
    外形​改裝​過​嘅​單​車​，​好多​時會​改到​好似​電單車​咁​；​又​稱​為​ ​街車​（​量​詞​：​部​）
    bicycle with modified appearance, often made to look like a motorcycle