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poach on (one's) territory

To encroach on an area of land or part of a market to which someone holds the right or currently controls. The telecoms giant has launched a legal campaign against the new service in an effort to prevent it from poaching on their territory. The indigenous tribe was awarded a huge reparation payment after a federal court agreed that the government had unlawfully poached on their territory for hundreds of years.
See also: on, poach, territory

poach on someone's territory

encroach on someone else's rights.
See also: on, poach, territory
References in periodicals archive ?
In this case, the SP can carefully come across to poach -- aiming for the RP's feet.
Keeping an eye on the kail, put a pan of water on to poach the egg.
To poach the eggs, bring at least one litre of water to the boil with the vinegar.
Then set up the breakfast tray, make the champagne butter sauce and add the presteamed lobster, poach the eggs, prepare the hollandaise sauce and, finally, assemble the eggs Benedict and other go-alongs - and breakfast is ready.
Poach the peaches and apricots in the stock syrup with vanilla pod, star anise and cinnamon.
Poach for 2-3 minutes until the whites are set and the yolks are still runny.