In ancient times, people often used animal names to describe people's characteristics. Among them, the word "pencil necked" also appears in this case. The pencil necked itself represents a thin animal. In ancient times, this word was often used to describe a thin person, even a very thin person, or a skinny person.

The word "skinny monkey" is often mentioned in ancient literature to describe some characters. For example, in Journey to the West, Pig Bajie nicknamed the Monkey King "Thin Monkey". There is also the role of "skinny monkey" in "Water Margin". He is a thin and witty man. Therefore, the "pencil necked monkey" can also become a representative image in literary creation, so that people can better understand the role characteristics in the works.

In modern times, the application scope of the word "pencil necked monkey" has gradually expanded. Some people use "thin monkeys" to describe small animals, such as dogs or cats, to attract people's attention. Others use "skinny monkey" to describe a person's moral or personality characteristics, such as being stingy and insidious. Whether in ancient times or in modern times, the word "skinny monkey" has many meanings and values, and has different meanings and definitions on different occasions.