piaffe Syllabification: (piaffe)Pronunciation: /pyaf/Definition of piaffe noun a movement performed in advanced dressage and classical riding, in which the horse executes a slow, elevated trot without moving forward. verb [no object] (of a horse) perform a piaffe. Origin: mid 18th century: from French piaffer 'to strut'piaffe in other Oxford dictionaries Definition of piaffe in the British & World English dictionary