hallmark
[noun]
Synonyms:
- seal, device, endorsement, mark, sign, stamp, symbol
- indication, sure sign, telltale sign

[TahlilGaran] English Synonym Dictionary ▲

Hallmark trademark
a US company that makes GREETING CARDs. It has the exclusive rights to use pictures from the comic strip Peanuts.

[TahlilGaran] Dictionary of Contemporary English ▲

I. hall‧mark¹ /ˈhɔːlmɑːk $ ˈhɒːlmɑːrk/ noun [countable]
[Date: 1700-1800; Origin: Goldsmiths' Hall in London, England where gold and silver articles were tested and marked]

1. an idea, method, or quality that is typical of a particular person or thing
hallmark of
These hotels still offer the sort of service which was the hallmark of the grand days of travel.
The explosion had all the hallmarks of a terrorist attack.
Their performance did not bear the hallmark of European champions.

2. a mark put on silver, gold, or platinum that shows the quality of the metal, and where and when it was made

[TahlilGaran] Dictionary of Contemporary English ▲

II. hallmark² verb [transitive]
to put a hallmark on silver, gold, or platinum

[TahlilGaran] Dictionary of Contemporary English ▲