wal·let /ˈwɑlət/
  皮夾
  Wal·let n.
  1. A bag or sack for carrying about the person, as a bag for carrying the necessaries for a journey; a knapsack; a beggar's receptacle for charity; a peddler's pack.
     [His hood] was trussed up in his walet.   --Chaucer.
  2. A pocketbook for keeping money about the person.
  3. Anything protuberant and swagging.  “Wallets of flesh.”
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  wallet
       n : a pocket-size case for holding papers and paper money [syn:
           billfold, notecase, pocketbook]