noun
A warning.
A qualification or exemption.
(law) A formal objection.
(law) A notice requesting a postponement of a court proceeding.
verb
(transitive, regarded by some as nonstandard) To qualify a statement with a caveat or proviso.
(transitive, law) To formally object to something.
(transitive, law, dated) To issue a notice requesting that proceedings be suspended.
(transitive, obsolete) To warn or caution against some event.