把baa2鬼gwai2

English

1. (slang) an expression to say that something is useless; futile; pointless; meaningless
2. useless, sometimes used as a comment on the low quality of something
3. adding the expression "把鬼咩?" (baa2 gwai2 me1, always said with falling intonation) after a verb phrase, used as a rhetorical question to mean there is no use in doing something.

粵語 — Cantonese

1. 冇用，要嚟都冇幫助，有時會用嚟引伸指一啲嘢質素低。
2. 加「把鬼咩？」喺一個動作短句嘅後面，以反詰形式指出個動作冇用。

Examples

• 唉，把鬼呀！

  Argh! This thing is terrible! ----

• 呢度得我哋兩個，要咁多張凳把鬼咩？

  Just the two of us are here; what's the use of having so many chairs?