gistfile1.as

var foo:Function = function(remove:String) {
  var remove:String = remove; 
  return function (item:*, index:int, array:Array):Boolean {
         return (item != remove);

  };
}

var trueMan = foo('water');

var liquor:Array = new Array('water','whisky', 'beer');

liquor.filter(trueMan);