1. Plural of backstamp; marks, stamps, or impressions made on the back of an object, especially pottery, porcelain, or collectibles to indicate maker, date, or origin.
Usage: Common in pottery and ceramics collecting

1. Third-person singular present tense of backstamp; to apply a stamp or mark to the back of something.
Usage: Primarily used in pottery and manufacturing contexts

Examples

• The collector examined the backstamps on the porcelain plates to verify their authenticity.
• Many vintage dishes have backstamps that identify the pottery factory where they were made.
• She backstamps each piece of her handmade ceramic work with her initials and the year.
• The backstamps on these teacups indicate they were produced in England during the 1950s.
• Dealers often rely on backstamps to determine the age and value of antique pottery.
• The manufacturer backstamps all its products with a date code for quality control.