block sending emails to a particular email address?

[malcam]

Is there a way to automatically prevent emails from being sent to a specific
email address, similar to the way I can filter emails I receive?

Thank you,

 

[Brian Tillman]

Is there a way to automatically prevent emails from being sent to a
specific email address, similar to the way I can filter emails I
receive?

Perhaps on the server end, but not on the client side.