From Longman Dictionary of Contemporary Englishdivide/split something down the middledivide/split something down the middleEQUALto divide something into equal halves or groups We put all the money together and then split it down the middle. The voters are split down the middle on this issue. → middle
Examples from the Corpus
divide/split something down the middle• The vote was split right down the middle.• We split you down the middle. 