This use of fever shows a high level of interest or passion for something. People often use it to describe trends or popular events.
There's a fever for new technology.
The crowd had a fever for the concert.
In this context, fever describes a quick and intense feeling of energy or agitation. It can refer to feelings related to emotions or activities.
She felt a fever of emotions during the speech.
A fever of activity filled the room.
This meaning shows a deep level of engagement or activity around a specific event. It often involves people actively taking part in something exciting or urgent.
There was a fever of activity leading up to the festival.
The election stirred a fever of political engagement.