PS confirmation can refer to different things in different contexts. Here are a few possible meanings: 1. Postscript confirmation: In email communication, PS stands for "Postscript," which is an additional message added after the main body of an email. PS confirmation, in this case, would mean confirming or providing additional information in the postscript section of an email. 2. Purchase Order Confirmation: In business transactions, PS confirmation may refer to confirming the receipt and details of a purchase order. This confirmation ensures that both parties agree on the terms, quantities, and pricing of the order. 3. Public Service Confirmation: In the context of government or public service organizations, PS confirmation might indicate the confirmation of an application, appointment, or reservation made by a customer or citizen for a specific service. Please provide more context if you are looking for a specific meaning related to a particular field or situation.