Answer: If someone is nervous, they are frightened or worried about something that is happening or might happen, and show this in their behaviour.
Explanation:
The word "nervous" has several meanings, depending on the context in which it is used. Here are the primary definitions:
1. Adjective - Feeling Anxious or Uneasy: When used to describe a person or an animal, "nervous" refers to a state of anxiety, unease, or apprehension. It is the feeling of being tense, worried, or unsettled, often in response to a particular situation or event. For example, someone might feel nervous before a job interview or a public speaking engagement.
2. Adjective - Having or Showing a Weak or Unstable Nervous System: In a medical context, "nervous" can refer to a condition in which an individual's nervous system is weak or unstable. This usage is less common in everyday conversation and is more frequently encountered in medical or scientific discussions.
3. Adjective - Easily Excitable or Startled: Another meaning of "nervous" is when it describes someone or something as easily excitable or prone to being startled. For example, a nervous horse might shy away from sudden noises, or a nervous person may jump at unexpected sounds.
4. Adjective - Relating to or Involving Nerves: In scientific or anatomical contexts, "nervous" can refer to anything related to the nerves or the nervous system, such as "nervous tissue" or "nervous impulses."
The meaning of "nervous" can vary depending on the context in which it is used, so it is essential to consider the surrounding words and situation to determine the specific interpretation.