Squidoo definition
(Remember I'm here only because I accidentally found it in updating Firefox.)

Quoted: Spam, on the other hand, is an aggressive act. It's about tricking people, redirecting traffic, larding stuff with keywords just to deceive. Spam is about unsolicited email and stuffing pages into searches where they don't belong. We don't tolerate spam at Squidoo. If you find spam, please tell us! If you find a great lens, tell everyone. Sharing lots of positive stories can combat the bullies more than focusing on the bad ones. ...

Spam, on the other hand, is an aggressive act. It's about tricking people, redirecting traffic, larding stuff with keywords just to deceive. Spam is about unsolicited email and stuffing pages into searches where they don't belong. We don't tolerate spam at Squidoo. If you find spam, please tell us! If you find a great lens, tell everyone. Sharing lots of positive stories can combat the bullies more than focusing on the bad ones. ...