/ˈmɪstɪfaɪ ||; ˈmɪstəˌfaɪ/verb [T] (present participle mystifying third person singular present mystifies;past tense past participle mystified) to make sb confused because he/she cannot understand sth 使困惑不解；把人弄胡涂: I was mystified by the strange note he'd left behind. 我被他所留下的那张奇怪便条弄胡涂了。