Caveat

n. [Lat. caveat, let him beware, pres. subj. of cavere, to be on one's guard, to beware.]

1Sense 1. (Law.) A notice given by an interested party to some officer not to do a certain act until the party is heard in opposition; as, a caveat entered in a probate court to stop the proving of a will or the taking out letters of administration, &c. Bouvier.

2Sense 2. (U. S. Patent Laws.) A description of some invention, designed to be patented, lodged in the office before the patent right is taken out, operating as a bar to applications respecting the same invention, from any other quarter.

3Sense 3. Intimation of caution; warning; admonition.

We think it right to enter our caveat against a conclusion. Jeffrey.

v. i. To enter a caveat.