again and again
 再三,一再,反復,三番五次
 A·gain adv.
 1. In return, back; as, bring us word again.
 2. Another time; once more; anew.
    If a man die, shall he live again?   --Job xiv. 14.
 3. Once repeated; -- of quantity; as, as large again, half as much again.
 4. In any other place. [Archaic]
 5. On the other hand. “The one is my sovereign . . . the other again is my kinsman.”
 6. Moreover; besides; further.
    Again, it is of great consequence to avoid, etc.   --Herschel.
 Again and again, more than once; often; repeatedly.
 Now and again, now and then; occasionally.
 To and again, to and fro. [Obs.] --De Foe.
 Note: ☞ Again was formerly used in many verbal combinations, as, again-witness, to witness against; again-ride, to ride against; again-come, to come against, to encounter; again-bring, to bring back, etc.
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 again and again
      adv : repeatedly; "the unknown word turned up over and over again
            in the text" [syn: over and over, over and over
            again, time and again, time and time again]