What does ack mean in email

In email, "ack" is a common abbreviation for "acknowledgment." It's often used as a shorthand way to confirm receipt of an email, message, or request.

When someone sends an email with a request or inquiry, they might include a phrase like "Please acknowledge receipt of this email" or simply "Ack?" to prompt the recipient to respond with an "ack" to confirm they've received the message.

In response, the recipient might send a brief email with just the word "Ack" or "Acknowledged" to indicate that they've received the message and are aware of the request or inquiry.

Here are a few examples of how "ack" might be used in an email:

In general, "ack" is a quick and easy way to confirm receipt of an email or message, and it helps ensure that both parties are on the same page.