1. feeling worried, anxious, or afraid about something that might happen
2. relating to the nerves or nervous system
Usage: medical
3. easily excited or upset; jumpy or tense

Examples

• She felt nervous before her job interview.
• The nervous system controls all body functions.
• He was too nervous to speak in public.
• The cat became nervous around strangers.
• Nervous laughter filled the awkward silence.
• The doctor examined her nervous reflexes.
• I get nervous when I have to drive in heavy traffic.