The word "ready" has several meanings, depending on its context.
1) In a general sense, it means being prepared or equipped for something. For example, "I am ready to go for a run." This implies that one is physically and mentally prepared for the activity.
2) It can also mean willing or eager to do something. For instance, "She was ready to help her friend in need." In this context, it means being enthusiastic about providing assistance.
3) The word can be used to describe a state of readiness, such as when referring to a device that is turned on and operational. An example would be saying, "The computer is already ready for use." This implies that the machine is in a state where it can perform tasks immediately upon being accessed.
Overall, the word "ready" conveys the idea of being prepared or willing to do something, or having a device that is operational and available for use.