The actress was recently reported to have become engaged to the Yankees ace after photographs showed a sparking diamond on her wedding finger.
But Hudson admits the rumours are wrong - because the ring in question is always worn on her other hand.
She tells Britain's Elle magazine, "Did you know that it was this ring, on my right hand? I'm like, 'Why would I even respond? What would I say if you're going to lie about something ridiculous?'"