Link churn is the rate at which the site losses it links OR link churn is the rate at which the links on a Web page change over a period of time.
Link Churn is Links that appear and disappear on pages are likely to be part of a linking scheme. The rate at which these links appear and disappear is termed “link churn.â€
In my opinion that Link Churn is Links that appear & disappear on pages are likely to be part of a linking scheme.
Link Churn is Links that appear and disappear on pages are likely to be part of a linking scheme. The rate at which these links appear and disappear is termed link churn. If this happens frequently, it may be regarded as spam.
If the rate of appear and disappear of this link is high then there is the chance that your site get penalized as a spam..