How do you say big boss in thai?

In Thai, "big boss" can be translated as "เจ้านายใหญ่" (jao nai yai). The term "เจ้านาย" (jao nai) means "boss" or "master," while "ใหญ่" (yai) means "big" or "large." This phrase is commonly used in both formal and informal settings.