quid
     n 1: the basic unit of money in Great Britain; equal to 100 pence
          [syn: {British pound}, {pound}, {pound sterling}]
     2: something for something; that which a party receives (or is
        promised) in return for something he does or gives or
        promises [syn: {quid pro quo}]
     3: a wad of something chewable as tobacco [syn: {chew}, {chaw},
         {cud}, {plug}, {wad}]
Source: WordNet® 2.0