"Wildest Dreams" Is About The Bittersweet Feeling Of A Short-Term Romance. The Narrator Is Savoring A Seemingly Fleeting Moment Of Love Knowing That Even As They're Enjoying It It Won't Last Forever. In The Chorus She Expresses Hope That The Other Person Will Continue To Remember Her Even After The Relationship Ends. Ultimately She Expresses Her Desire For Their Time Together To Live On In Their Wildest Dreams.