使い捨てる つかいすてる to use and then throw away Meanings also 遣い捨てる ichidan verb, transitive to use and then throw away Its kanji 使 シ · つか.う、つか.い、-つか.い、-づか.い use, send on a mission, order, messenger, envoy, ambassador, cause 捨 シャ · す.てる discard, throw away, abandon, resign, reject, sacrifice