This section is from the book "Popular Law Library Vol7 Equity Jurisprudence, Trusts, Equity Pleading", by Albert H. Putney. Also available from Amazon: Popular Law-Dictionary.
The great mass of injunctions are prohibitory injunctions. A prohibitory injunction prohibits the doing of a certain act, and is used for the purpose of preventing a threatened but non-existing injury.6
The various acts against which an injunction may be issued are almost unlimited in number. The most important classes will be taken up in the following sections.
6 Schubach vs. McDonald, 179