拜拜你條尾 [－－－条－]

Jyutping baai1 baai3 nei5 tiu4 mei5
Pinyin bái bái nǐ tiáo wěi

Definitions (粵典–words.hk)
  1. 語句、俚語、潮語
    拜拜​嘅​幽默​講法​，​有時​有​鄙視​意味
    a jocular way of saying "goodbye", sometimes can be contemptuous; literally: bye-bye your tail