"Unregistered voters" refers to individuals who are eligible to vote but have not yet completed the necessary registration process to participate in elections. Full definition
Surprising, then, that the Bill in question was introduced by a backbench Labour MP and its main objective is not to reduce the deficit or «make work pay», but to tackle the problem of unregistered voters. (theconversation.com)
Faced with this primary field, from the very beginning the campaign's senior staff placed an emphasis on reaching unregistered voters and those groups who historically have had low rates of voter turnout. (epolitics.com)
FACILITATING VOTER REGISTRATION There are currently 2 million eligible but unregistered voters in New York State. (briankavanagh.org)