Definition
This is said when describing an action intended to punish someone for doing something wrong.
給他們一點顏色看
If he lies again, I'll take away all his game time; that will show him.
如果他再撒謊，我就取消他所有的遊戲時間；那會讓他明白。
She won't help with chores? Then I won't do her laundry, that'll show her.
她不做家務？那我就不幫她洗衣服，那會讓她明白。
If they don't do as I say, I'll confiscate their phones; that will show them who's boss.
如果他們不聽我的話，我就沒收他們的手機；那會讓他們知道誰是老大。