Thus metaphor indicates direct comparison between two or more seemingly unrelated objects. Metaphors are widely used in literature especially poetry. It is capable of expressing emotions and feelings with the usage of minimum words. There are different types of metaphors like extended metaphor, mixed metaphor, dead metaphor, conceptual metaphor etc. Metaphor is a Greek word that means transfer. It is a trope which means that it is the figurative use of an expression. A famous example of metaphor is "All the world's a stage" by Shakespeare. Some other instances are "he was wading in money", "life is an ice cream" etc.