(authorship) A brief, punchy opening statement intended to get attention from an audience, reader, or viewer, and make them want to continue to listen to a speech, read a book, or watch a play.
(authorship) A gimmick or element of a creative work intended to be attention-grabbing for the audience; a compelling idea for a story that will be sure to attract people's attention.
(Scrabble) An instance of playing a word perpendicular to a word already on the board, adding a letter to the start or the end of the word to form a new word.