一陣間

[Meaning] In a moment

Example
Please wait a moment
請等一陣間

食飽飯等屎屙

[Literlization] Waiting for shitting after having a meal
[Meaning] Nothing to do

Example
I have been left off, nothing to do but staying at home.
我比人炒咗，係屋企冇野做，食飽飯等屎屙

蚊都瞓

[Literlization] Mosquitoes also sleep
[Meanings] It is too late to do something

Example
Paul: I help you to repair the computer
Mary: Repaired. It is too late for your repairing

Paul: 我今晚幫你整電腦吖
Mary: 整咗啦，等得你去整，蚊都瞓啦

[Synonymy] 慢吞吞

求其

[Meanings] In a slapdash attitude

Example
The zipper of your pants is not zipped well, you are so slapdash.
你冇拉褲鍊，乜做嘢咁求其呀

到家

[Literlization] Reach home.
[Meanings] Technique is reach the high level

Example
Your technique is not reach the high level.
你的技術都未到家嘅.

手緊

[Literlization] The hand is tight.
[Meanings] Short of cash

Example
Payroll date is not yet, no cash with me
未出糧, 我好手緊

牛頭唔搭馬咀

[Literlization] A cow's head does not match with a horse's mouth.
[Meanings] The answer is incongruous with the question.

Example
Peter: Do you have you lunch?
John : There is no chair in my room.
Peter: You haven't answered my question / 你都牛頭唔搭馬咀