noun
large constituency; populous electoral district; large group of voters
Used in political contexts to refer to an electoral district with many voters, or a large bloc of voters that can significantly influence an election.
この地域は与党にとって重要な大票田だ。
This region is an important large constituency for the ruling party.
大票田を制する者が選挙を制する。
Whoever controls the large voter blocs controls the election.