To have a verbal disagreement, often in a domestic setting.
Worker: Hi boss, just a heads up that I had a massive barney with the Mrs last night so won't be able to drive a truck today (as she is a truck driver and I don't want to see her out on the road). Can I just drive the forklift in the yard today?
Boss: Yes mate this time it's fine. Next time don't let your personal life affect your work.
To have a disagreement or argument with someone.
Worker: Hi boss, is it ok if I just do work in the yard today, it just that I had a barney with the mrs last night so don't want to see her out on the road.
Boss: Yeah sure, there are some trailers to unload out in the yard.