The phrase "alleged customer" is correct and usable in written English.
It can be used in contexts where someone is being referred to as a customer, but their status as such is not confirmed or is under dispute.
Example: "The alleged customer claimed that the product was defective, but the company has no record of the purchase."
Alternatives: "supposed customer" or "purported customer".
Hence the huge numbers of people that can be affected — more than 140 million people in the Equifax breach, and more than 50 million at Home Depot — though perhaps Yahoo takes the cake with more than three billion alleged customer accounts hacked.
MICHELLE, Mission, British Columbia If you have a terrible flight experience, the best thing you can do is bypass the alleged customer care departments.
The risk of getting caught for buying murder in Russia is generally very low; even so, the alleged customer in the killing last September of Andrei Kozlov, deputy governor of Russia's central bank, apparently miscalculated.
Instead, management chose to concentrate on things it could do better than the competition, regardless of alleged customers' expectations or pundits' incantations.
The lawsuit alleges customers were improperly charged an airport transportation fee between June 1 , 2010 and November 20 , 2015
A McDonald's manager was beaten with a baseball bat, Lakeland Police report, after a customer became enraged alleging poor customer service.
The company was the umpteenth to take the Mountain View company to court for selling sponsored search ads to competitors under its trademarked keyword, which it alleged 'confused' customers.
A patron's online review of Bongsoongah in 2011 alleged that customers could get in through a kitchen door in an alleyway well past 2. City Atty.
But no one talks about it, because unless you've got a Korean mate, you're not getting in". A patron's online review of Bongsoongah in 2011 alleged that customers could get in through a kitchen door in an alleyway well past 2. City Atty.
Some would incorrectly allege that customer choice had been limited.
The case, in which a customer alleged mismanagement of her account in 2004, was denied.
