if·fy/`ɪfɪ; ˈɪfi/ adj informal【非正式】 1 something that seems iffy does not seem good, suitable, or honest 不合适的，值得怀疑的: The weather looks a bit iffy today. 今天的天气看起来有点阴晴不定。 2 not sure about whether you want to do something or if you think something should happen 未确定的，不肯定的: Carol sounded a bit iffy about the party. 卡罗尔对这次聚会的口气还不太肯定。