Australian ballot

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A printed ballot that bears the names of all candidates and the texts of propositions and is distributed to the voter at the polls and marked in secret.

from the GNU version of the Collaborative International Dictionary of English.

• (Law) A system of balloting or voting in public elections, originally used in South Australia, in which there is such an arrangement for polling votes that secrecy is compulsorily maintained, and the ballot used is an official ballot printed and distributed by the government.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun The secret ballot system of voting in which voting is done in private on a state-issued ballot and ballots incorrectly marked set aside as invalid.