A bachelor is a man or a woman.

Both men and women can be called bachelors.

Criteria: Men over 30 years old are unmarried, divorced and single, and single without children (excluding those belonging to the other party); Women over the age of 30 are also single as long as they are unmarried or divorced, widowed and childless (excluding those who have children but belong to each other).

Other meaning:

(1) A man who is not married at the age of marriage.

(2) The "bachelor" in "filling the bachelor" refers to some kind of heroic behavior. For example, wearing only a thin coat in the ice and snow can be said to be a "complete bachelor". The "bachelors" here are generally not children.

(3) In the Yuan Dynasty, it was popular to call a class of local ruffians and rogues "bachelors". In the Ming and Qing dynasties, the term "bachelor" was quite popular and became the official general term for hooligans. In the Qing law, there was a "bachelor's case" to deal with hooliganism.

Extended data:

Bachelor's degree:

1, 25 to 27 years old is a "primary leftover". They are young and good, and will continue to look for their other half, so they are called "leftover men fighters".

2, 28 to 3 1 year-old is a "leftover guest", busy with business all day, no time to find someone, so it is called "essential guest";

3. The 32-to 36-year-olds are "leftover women of seniors". Regardless of their career or feelings, they have the strength and ability. They are waiting for opportunities, and they are honored as "Qitian Judas";

After 4.36 years old, it is called "Buddha left in battle".

Baidu Encyclopedia-Bachelor (Single Title)

Baidu Encyclopedia-Bachelor (Word Concept)