(モンキーパッチ)

A monkey patch (also spelled monkey-patch, MonkeyPatch) is a way to extend or modify the runtime code of dynamic languages (e.g. Smalltalk, JavaScript, Objective-C, Ruby, Perl, Python, Groovy, etc.) without altering the original source code.

Plone community promotes conflict free way to do monkey patching using collective.monkeypatcher package.