Usually they are two quick steps and one slow one, i.e., often they are counted as "quick-quick-slow", "one-and-two", "three-and-four", etc.
[1] In specific cultural contexts, "triple step" could signify a distinct dance move or style linked to a particular music genre.
For instance, in line dancing or folk dances, there exists a step sequence referred to as the "three step".
The "cha-cha chassé" is an example of this kind of a triple step.
[4] Arará dances, characterized by emphasized triple metre and distinctive shoulder movements are deeply rooted in the cultural traditions of the Arará nation (Arará Nación), an ethnic group in Cuba, originating from the Yoruba-speaking regions of West Africa.