siam adjective English. The cardinal number nine. Example sentence: Subanen. Muka' mitektak nai siam bulan, libun kini migaanan na dema. English. And nine months was completed, this woman gave birth as well. Example sentence: Subanen. Si Pusung, pitu pulu' na bu siami gidaden. English. Pusung is now 79 years old. Synonym. nuibi