test.rb

class A
  def foo
    "lol"
  end
end

class B < A
  def self.add_foo
    define_method :foo do
      super
    end
  end
end

B.add_foo
p B.new.foo

# $ ruby test.rb
# test.rb:10:in `block in add_foo': implicit argument passing of super from method defined by define_method() is not supported. Specify all arguments explicitly. (RuntimeError)
#   from test.rb:16:in `<main>'