core/method.rbs in rbs-2.8.0 vs core/method.rbs in rbs-2.8.1

@@ -218,10 +218,18 @@
 
   # <!--
   #   rdoc-file=proc.c
   #   - meth.owner    -> class_or_module
   # -->
-  # Returns the class or module that defines the method. See also Method#receiver.
+  # Returns the class or module on which this method is defined. In other words,
+  #
+  #     meth.owner.instance_methods(false).include?(meth.name) # => true
+  #
+  # holds as long as the method is not removed/undefined/replaced, (with
+  # private_instance_methods instead of instance_methods if the method is
+  # private).
+  #
+  # See also Method#receiver.
   #
   #     (1..3).method(:map).owner #=> Enumerable
   #
   def owner: () -> (Class | Module)