From Longman Dictionary of Contemporary Englishpoetic licencepoˌetic ˈlicence British English, poetic license American English noun [uncountable] ALFREE TO DO WHAT YOU WANTthe freedom that poets and other artists have to change facts, ignore grammar rules etc, because what they are making is poetry or art
Examples from the Corpuspoetic licence• It's rite. i REpeat when i liKe. i have poetic licence! don't question me????• After several days however, with nobody apprehended, the papers indulged in a little poetic licence.• Thomas Deloney may have used a little poetic licence to embroider a good yarn.• The film is but one version of some horrifying events, and stretched poetic licence to the extreme.• Wilde took poetic licence to the extreme, for the true story is much more down to earth.