Postsantum depression refers to the incredible letdown some folks experience when they realize Christmas is over. It occurs typically on the first day back to office after holidays.節后抑郁癥指的是大家在乎識到圣誕已經過去時感覺到的很大的失落感。一般發生在節后回來上班的第一天。Example:A: Holy hell, why is Michelle ragging it with me?B: It's not just you, she's got a bad case of postsantum depression.甲：真是的，米歇爾為何和我過不去啊？乙：不是由于你啦，她有緊急的節后抑郁癥。