fan·ta·sy (fnt-s, -z) An imagined event or sequence of mental images, such as a daydream, usually fulfilling a wish or psychological need; An unrealistic or improbable supposition. What if you woke up and suddenly found out that everything you believed in was a lie. What if everything was all an illusion. What if it was all in your head? © OneDirectionFeels All rights reservedAll Rights Reserved