A tattler is a foolish or idle talker. The term in 1 Timothy describes people who go from house to house speaking unnecessarily rather than living responsibly.
Definition
A tattler is a foolish or silly talker. The word describes idle, unnecessary speech rather than specifically meaning one who reveals secrets.
Biblical Usage
The term occurs in the description of certain younger widows who went from house to house, becoming idle and speaking things they ought not. The biblical contrast is between such foolish talk and responsible Christian conduct.
Historical Bible Dictionaries
International Standard Bible Encyclopedia (ISBE)
<p>tat'-ler: Only in 1Ti 5:13 for phluaros. A "silly talker," rather than a "revealer of secrets," is meant.</p>