The key metaphor repeated in the chorus is, "life is a highway." This metaphor helps listeners to understand that just like you can't stop on a highway, life is a long journey that keeps moving regardless of whether you want it to stop. The analogy is that life is a lengthy road that may continue on indefinitely. It is a metaphor since it does not utilize the words like or as to compare life and a roadway. Instead, it uses the word highway which refers to the main route between cities. In conclusion, the sentence "Life is a highway" is a metaphor. Life as a road, a path, or a highway is a common metaphor. It projects the idea of life as that prosaic and overused… journey. "Life Is a Highway" is a song written by Tom Cochrane, from his 1991 album Mad Mad World. The song was Cochrane's most famous song, as it was a number one hit in his native Canada. Life is a Highway. I chose Life is a Highway by Rascal Flatts for it's many uses of figurative language. The figurative language that Rascal Flatts uses is Simile, Metaphors, Idioms, and Hyperbole's. qIgX9d.