Final answer:
Spamming is the act of posting the same text repeatedly to disrupt a chat.
Step-by-step explanation:
Posting the same text in a chat room, over and over, to disrupt the chat is called spamming. Spamming is a common form of online harassment that involves flooding a chat or social platform with repetitive or irrelevant messages. It can be done manually or through the use of automated programs called spam bots.