defang[di:'fæŋ]vt.1.■拔(毒蛇等)的牙,拔掉…的尖牙,除去…的毒牙:to defang a snake拔掉蛇的尖牙2.■缴…的械,解除…的武装;削弱;使无害;缓和(敌意):to defang their military operations削弱他们的军事行动