1. Bush fever compels one to take a liking to a person due to limited options available.
2. Lowering one's standards on account of the town's only bachelor.
A universal concept that traverses social situations. Can occur at school, in the workplace, or commonly on the bus or train.
1: Omg, I think I like that guy on my train.
2: No way, he is so not hot. Hunni, you have bush fever.