noun.
A notice given by an interested party to some officer not to do a certain act until the party is heard in opposition
noun.
A description of some invention, designed to be patented, lodged in the patent office before the patent right is applied for, and operating as a bar to the issue of letters patent to any other person, respecting the same invention.
noun.
Intimation of caution; warning; protest.
noun.
let the purchaser beware, i. e., let him examine the article he is buying, and act on his own judgment.