dreamer

noun
UK /ˈdriːmə/
US /ˈdriːmər/

A dreamer is a person who often has big hopes and ideas about the future.

My little sister is a dreamer who plans to build a castle on the moon.


OTHER MEANINGS

2. A person who is asleep and having a dream.

The dreamer woke up suddenly when the alarm rang.

3. A person who spends too much time thinking about impossible things instead of doing real work.

His teacher called him a dreamer because he never finished his homework.

4. A person who has a strong goal and works hard to make it come true.

She is a dreamer who turned her small idea into a real business.