expunges is expunge's Simple Present

expunge

US [ɪkˈspʌndʒ]
UK [ɪk'spʌndʒ]
  • v.涂掉;删去;抹掉;消灭
  • Web删掉;擦去;除去
Simple Present:expunges  Present Participle:expunging  Past Tense:expunged  
v.
1.
涂掉;删去;抹掉
2.
消灭,除去(from)