postage stamp

noun
1.
a small gummed label issued by postal authorities that can be affixed to an envelope, postcard, or package as evidence that postal charges have been paid.
Also called stamp.
Origin
1830-40

postage-stamp

[poh-stij-stamp] /ˈpoʊ stɪdʒˌstæmp/
adjective, Informal.
1.
of very small area or size:
a postage-stamp bikini.
Origin
1960-65
Examples from the web for postage stamp
  • The technique uses a postage stamp-size piece of paper dotted with colored pigments.
  • With everybody buying music online, it's literally been reduced to the size of a postage stamp.
  • He is now represented on a new postage stamp, the subject of a look-alike contest and featured in an exhibit in the museum.
  • He became a mascot for the postal service and has recently been featured on his own postage stamp.
British Dictionary definitions for postage stamp

postage stamp

noun
1.
a printed paper label with a gummed back for attaching to mail as an official indication that the required postage has been paid
2.
a mark directly printed or embossed on an envelope, postcard, etc, serving the same function