The word "guys" typically refers to males, but it can also refer to a group of people that includes both males and females.
According to the provided reference:
- A guy usually means a male.
- Guys refers to a group which may include male and/or females, or males in general. (09-Mar-2019)
Therefore, "guys" is usually used in reference to males, or to a mixed-gender group. It is not used to refer to a girl specifically.
