face swapEnglishOxford New American Dictionaryface swap ▸ noun an instance of digitally swapping the faces of two subjects in an image, for humorous effect: their face swap is hilarious. ▸ verb (face-swaps, face-swapping, face-swapped) (face-swap) [no object] digitally swap the face of one subject in an image with another, for humorous effect: he passed the time by face-swapping with fans.