1. A generic figure of various forms of departure from ordinary word order, including Anastrophe; Cacosyntheton; Epergesis; Hypallage; Hysterologia; Hysteron Proteron; Parenthesis; Tmesis.
2. Separation of words usually belonging together. Churchill's humorous illustration of "good usage" is an example: "This is the kind of impertinence up with which I will not put."
A Handlist of Rhetorical Terms, Second Edition, Richard A. Lanham, 1991