In some online communities, "piece" can refer to a specific part of a larger leak or a "vouch" for the file's validity. Why does this matter to you?
Hackers use these files for Credential Stuffing . They use automated tools to "stuff" these 135,000 combinations into the login pages of other popular sites (like Netflix, Spotify, or banking portals) to see if people reused the same password [1, 2]. 135k Combo List.txt
You should immediately change your passwords for important accounts and enable Two-Factor Authentication (2FA) [4]. In some online communities, "piece" can refer to
Knowing the context (like an alert or a file you found) can help me give you more specific advice. They use automated tools to "stuff" these 135,000
It means those credentials are in the public domain. If you use that password anywhere else, those accounts are at high risk.