The apostrophe is also missing from the movement’s hashtag on social media as they do not support punctuation marks as of yet.
The tattoo is, of course, a reference to the Hollywood campaign to fight sexual harassment in the film industry.
Emma Watson might have started a feminist book club and cultivated a reputation as a literary aficionado but her grammar skills appear not to be up to scratch.
Watson joked she was in need of a tattoo proofreader and suggested the tat was temporary – describing it as fake.