def delete_unspent_outputs(self, *unspent_outputs):
        """Deletes the given ``unspent_outputs`` (utxos).

        Args:
            *unspent_outputs (:obj:`tuple` of :obj:`dict`): Variable
                length tuple or list of unspent outputs.
        """
        if unspent_outputs:
            return backend.query.delete_unspent_outputs(
                                        self.connection, *unspent_outputs)