With reference to the Judiciary in India, the "Caveat", recently seen news, refers to
1
an application to the Court in any suit, appeal or proceeding already instituted in such Court, other than a proceeding for execution of a decree or order.
2
a system of conditional release a prisoner with suspension of the sentence and is given to a prisoner for a specific reason
3
the matter of National importance has been kept in abeyance for a while by the court
4
formal notice requesting the court to refrain from taking some specified action without giving prior notice to the person.