The ghost of Christmas yet to come is a spectral figure in Charles Dickens' 'A Christmas Carol' that represents the future and the consequences of one's actions. This ghost serves as a grim harbinger of death, showing Ebenezer Scrooge a bleak outcome if he does not change his selfish ways. The symbolism of this ghost plays a crucial role in character development, illustrating Scrooge's transformation from a miserly, uncaring individual to someone who embraces generosity and compassion.