a group of policemen/traffic wardens, who used to conduct traffic in the 1990s and earlier. Nowadays, it\'s regular policemen(dressed in black) and MOPOs(see MOPO), who conduct traffic, as well as collect bribes.
Example:
Chinedu, make you hide that igbo now, we dey approach yellow fever.
Someone who bleaches their skin to become lighter. Common with the ladies. (derogatory)
Example:
You be original yellow fever means you have bleached your skin to become light.
