给……点儿颜色看看
【注音】gěi…diǎnr yán sè kàn kan
【解释】用比较厉害的脸色或者行为对付别人。
Teach someone a lesson with severe countenance or action.
【例子】
例：不给他点儿颜色看看，他还以为我们是容易欺负的呢。
Ex.：If we don’t teach him a lesson, he would think that we can be bullied at his will.

光棍儿
Single man
【注音】guāng gùnr
【解释】没有结婚的男人。
It’s a synonym for bachelor.
【例子】
例：大刘快40了，还是个光棍儿。
Ex.：Big Liu is almost 40 and still single.