Spam emails are ‘unsolicited commercial email sent without consent’. It is email that you don't want and didn't ask for, and its content can cause embarrassment and distress. However, it's worth remembering that the sender generally doesn't target spam emails personally but the same message is sent to many other people.
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what does spam mean
(lowercase) disruptive messages, especially commercial messages posted on a computer network or sent as e-mail.
Electronic spamming is the use of electronic messaging systems to send unsolicited bulk messages (spam), especially advertising, indiscriminately. While the most widely recognized form of spam is e-mail spam...