A sentence, utterance or speech which is uncommon in usual human conversations or writings, which is not weighted with the crudeness of human speech and which carry the loftiness of poetry are denoted with the words 'poetic phrases.'
The notion of coining words (as if they were money) seems to have started with an Elizabethan writer by the name of Puttenham. In 1589 his hot new title, "English Poesie" hit the streets and in...