white taxi
The act of or being found in the act of a presumably 'sexual act' in an uncontrolled situation. Pertains only to male teachers, proffesors or instructors.
Mr. Hohlt was in the white taxi.
black and white taxi
A police car. Often used as an euphemism for being arrested for domestic violence.
"Steve? He's not around today. His wife called him a black and white taxi."