What does bad old man mean?

"Bad old man" is often used to describe a rude, moody, inconsistent person, or a rude, immoral and inconsiderate person. The use of the word "bad old man" often has a certain meaning of irony, ridicule and belittling.

First, the source:

It is said that the word "bad old man" first appeared in Liu Shaotang's "Twenty Years of Adventures" written in 1933, and there is a sentence: "Why does the bad old man always say such inappropriate things on such occasions?" . Since then, "bad old man" has gradually become a common oral expression, which has been passed down to this day.

Second, the use of scenarios:

When a person speaks loudly, litters or attacks others maliciously in public, he can be said to be a "bad old man".

An elderly person can also describe his behavior of talking loudly, dressing casually and disregarding other people's feelings in public as a "bad old man".

Some elderly people make inappropriate comments on social media, ignoring the views and values of young people. They may also be called "bad old men" by young people.

People often yell at others, make trouble for no reason, and appear rude. It can also be said that he is a "bad old man".

When someone is rude to others or does something inappropriate, we can also use "bad old man" to express dissatisfaction or warn.

It should be noted that "bad old man" is a derogatory and ironic slang, so we should pay attention to the occasion and occasion when using it. We should respect the rights and feelings of others, and don't use them to attack and ridicule others easily.