Metaphor

A comparison of two unlike things without using like or as. A metaphor is a comparison of two things that are basically unlike but have something in common. A metaphor is an implied comparison unlike a simile. A metaphor is a figurative comparison of 2 things not using "like" or "as". A metaphor is a figure of speech in which a word or phrase is applied to an object or action to which it is not literally applicable. A comparison of two things using "like" or "as"

http://www.merriam-webster.com/dictionary/metaphor



Example: She is a walking dictonary.
A metaphor is a comparison of two unlike things without using like or as to prove a point.

Metaphor: a word or phrase that is used to make a comparison between two people, things, animals, or places, not using the words "like" or "as" Examples: "He drowned in a sea of grief", and "She is fishing in troubled waters". Grace Stafford p.1