Visual meaning of 'killfile'? - learn with images, example in daily life

Visual illustration of killfile: A user's file listing the users of a newsgroup whose postings are to be ignored, or other criteria for ignoring posts.

noun

A user's file listing the users of a newsgroup whose postings are to be ignored, or other criteria for ignoring posts.

"After repeatedly posting irrelevant and offensive comments, John found himself added to many users' killfile in the online forum. "

computing internet technology communication

Visual illustration of killfile: To add (a user) to a kill file.

verb

To add (a user) to a kill file.

""After repeatedly posting offensive messages, I decided to killfile that user on the forum." "

internet computing technology communication