ballot paper 
noun British
A slip of paper used to register a vote.There was never more than one candidate in any election and an unmarked ballot paper counted as a vote....
- People must sign the declaration attached to the ballot paper or their vote will not be valid.
- The council will also warn voters who did receive the original ballot paper against casting their vote twice.
- off one's feet
- off one's nana
- off one's nut
- off one's own bat
- off one's rocker
- off one's scone
- off one's trolley
- off (or on) one's game
- off (or on) the bone
- off (or on) the bridle
- off (or out of) form
- off (or out of) one's head
- off (or way off) beam
- off (or wide of) the mark
- off-patent
- off-peak
- off-piste
- off-pitch
- off-plan
- off-planet
- off-price
- offprint
- off-put
- off-putter
- off-putting