stamp
noun [ C ]
COMMUNICATIONS uk/stæmp/ us (also formal postage stamp)
a small piece of paper with a picture or pattern on it, that you stick onto a letter or package to pay for the cost of mailing it:
first-class/second-class stamp
a tool used to put a date, an address, or other mark on a document or an object, usually as proof of something:
The assistant uses a stamp to sign his boss's name.
an official mark put on something that shows a date, an address, or other information:
Look for the official USDA stamp before you buy.
stamp of approval
approval from someone in a position of authority:
The Board will meet Thursday to discuss the contract and is likely to give its stamp of approval Friday.
The foreign-made goods still have not earned the government's stamp of approval.
See also
date stamp noun
food stamp
revenue stamp
rubber stamp
stamp
verb [ T ]
COMMUNICATIONS uk/stæmp/ usto use a tool to put a date, an address, or other mark on a document or an object, usually as proof of something:
EU citizens don't need to get their passports stamped when travelling within Europe.
stamp sth on sth All supermarket food packaging has a sell-by date stamped on it.
stamp sth with sth The invoice was stamped with the date that payment had been received.
See also
rubber-stamp