or turf battle
1.
A ~ is a struggle between criminals or gangs over who controls a particular area. (mainly JOURNALISM)
The estate is at the centre of a bitter ~ between rival drug gangs.
N-COUNT: oft N between n, N over n
2.
A ~ is a struggle between people over who controls a particular activity. (mainly JOURNALISM)
Both sides say this is more than just a ~ between big and small banks.
N-COUNT: oft N between n, N over n