dreamer:
(plural: ‘dreamers‘)
a person who dreams a lot;
a person who has ideas or plans that are considered impractical (difficult to put in practice) or not useful by others,

a dreamer dreaming in his sleep
Richie is a lazy dreamer who, instead of working hard at his studies, dreams of becoming a great business magnate.
There are two categories of dreamers: one is a lazy person who idles most of the time doing nothing but imagines things happening in a prosperous way and the other one is a visionary who believes in working hard to make something impossible possible.
Though Martin Luther King Jr often spoke of his dreams, he was not a dreamer in the ordinary sense; he visualised a free state and believed in the possibility of a free state where everybody was treated equally!
More and more dreamers are changing their opinions about an ‘utopian world’ when they understand the present politicians who break everybody’s dreams with their reckless policies and greedy practices.
