dic·ey/`daɪsɪ; ˈdaɪsi/ adj informal used to say that you cannot be sure about something, because there is a risk that something bad or dangerous may happen 【非正式】 靠不住的，冒风险的: Making films with wild animals is always a dicey business. 拍摄有野生动物场面的片子总是有危险的。