headfirst UK [ˌhed'fɜ:st] US [-'fɝ:st] adjective adverb [before noun] (US also headlong) ■with the head going first 头朝前的(地)•She dived headfirst into the pool.她一头潜入池中。 ■without thinking or preparation 轻率的(地),仓促的(地)•You shouldn't rush headfirst into starting your own business without proper advice.你不应该没听取中肯建议就仓促创业。 |