common adjective (USUAL)
common courtesy/decency
› the basic level of politeness that you expect from someone
common knowledge
B2 a fact that everyone knows:
[ + that ] It's common knowledge that they live together.
More examples
- Oil spills are common, as is the dumping of toxic industrial wastes.
- It's common practice in the States to tip the hairdresser.
- In the past, bear-baiting was a common form of entertainment in Britain.
- This disease is four times more common in boys than in girls.
- One common cause of homelessness is separation or divorce.
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common adjective (SHARED)
for the common good
› If something is done for the common good, it is done to help everyone.
make common cause with sb formal
More examples
- The two countries combined against their common enemy.
- Her latest film, by common consent, is her best yet.
- English is de facto the common language of much of the world today.
- Excretion is one of several activities common to both plants and animals.
- The two countries have united against their common foe.
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common adjective (LOW CLASS)
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common noun (LAND)
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common noun (SHARED)
have sth in common
B1 to share interests, experiences, or other characteristics with someone or something:
We don't really have much in common.
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