|Origin:||Early French expresser, from Latin expressus; EXPRESS2|
to tell or show what you are feeling or thinking by using words, looks, or actions
express your views/opinions
Bill's not afraid to express his opinions.
Parents have expressed their concerns about their children's safety.
She expressed an interest in seeing York.
express something in/by/through something
Express your reasons for applying in simple terms.
express sympathy/fear/anger etc
She doesn't express her emotions as much as he does.
express thanks/gratitude (for something) (to somebody) (=thank someone in a speech or by writing a letter)
Finally, I'd like to express my sincere thanks to all those who have helped today.
The USA expressed reservations before agreeing to sign the agreement.
Many people have expressed their opposition to the proposals.
express yourself (=say what you think or feel)
Young children often have difficulty expressing themselves.
He first learnt to express himself through movement at his dance classes.
Words can't express (=it is impossible to describe) how angry we felt.
to show or describe a particular feeling:
Many of Munch's paintings express a deep feeling of despair.
if something expresses itself, it becomes noticeable [= something reveals itself]:
Religious faith expresses itself in a variety of ways.
to change an amount or quantity into a different form, especially in mathematics
express something as/in something
Express three-quarters as a decimal.
The value of the coffee becomes significantly higher when expressed in foreign currency.
if a woman expresses milk, she presses milk out of her breast in order to feed it to her baby later