A term used by a frustrated person who believes he/she can ask the help of a higher power to make a traffic light turn green for him/her. Originates from firemen who actually have the power to make the light turn green.
An exam in which the teacher makes so difficult the entire class fails. He can then "resculpt" the class to give the kids he likes the higher grades and the kids he dislikes the lower grades, according to a bell curve.
States that you would make a particular comment, but you don't want to get hit. Usually refers to something unflattering one would say about a female. Oddly enough, you usually get hit anyway - just for saying it. Evolved from the acronym for "but I don't want to get punched."