de·fectverbpresent simple - I / you / we / theydefectBrE/dɪˈfekt/NAmE/dɪˈfekt/present simple - he / she / itdefectsBrE/dɪˈfekts/NAmE/dɪˈfekts/past simpledefectedBrE/dɪˈfektɪd/NAmE/dɪˈfektɪd/past participledefectedBrE/dɪˈfektɪd/NAmE/dɪˈfektɪd/ -ing formdefectingBrE/dɪˈfektɪŋ/NAmE/dɪˈfektɪŋ/BrE/dɪˈfekt/NAmE/dɪˈfekt/[I]~ (fromsth) (tosth)toleaveapoliticalparty, country, etc. tojoinanotherthatisconsideredtobeanenemy背叛;叛变;投敌▸de·fec·tionBrE/dɪˈfekʃn/NAmE/dɪˈfekʃn/noun[U, C]◆~ (fromsth) (tosth)Therehavebeenseveraldefectionsfromtherulingparty. 执政党已有好几位党员倒戈。▸de·fect·orBrE/dɪˈfektə(r)/NAmE/dɪˈfektər/noun