without a basis in reason or fact; "baseless gossip"; "the allegations proved groundless"; "idle fears"; "unfounded suspicions"; "unwarranted jealousy"
free from duties or responsibilities; "he writes in his leisure hours"; "life as it ought to be for the leisure classes"- J.J.Chapman; "even the artist and the sculptor were not regarded...as leisured men"- Ida Craven
the formation of a mental image of something that is not perceived as real and is not present to the senses; "popular imagination created a world of demons"; "imagination reveals what the world could be"
the ability to form mental images of things or events; "he could still hear her in his imagination"