Home Customs Body Language Mounth-covering Smile CustomsBody LanguageCulturalPhilippinesTraditions Mounth-covering Smile By Marco de Groen - Mar 6, 2014 SHARE Facebook Twitter Not only does this mean shyness, but it can also mean a sarcastic smile, depending upon the situation. Filipinos might even describe it as “ngiting‑aso” (dog smile) which is really very rude.