A seal, especially one used officially to mark documents. (noun)
The impression made with such a seal. (noun)
To mark or endorse with a signet. (verb-transitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "signet" in a sentence
"It is like gold, or more exactly it is like the gold-coloured semi-precious stone which one sometimes sees in signet rings, and which I think is called a chrysoberyl."
"But the order of male succession was asserted by the friends of their country; the lawful heir drew the royal signet from the finger of his insensible or conscious father and the empire obeyed the master of the palace."
"Stampt with my signet are the swarthy children of the sun:"