The 25-year-old singer-actress proudly tweeted an image of herself getting her tattoo at Shamrock Social Club in Hollywood, where she had got her third piece of body art on her forearm, reported Daily Mail online.
In addition to her new bird, she has the French phrase 'ma petite amie' on the upper right side of her midsection.
She also has the word 'Shine' on her right hand middle finger, plus a shining star on the back of her neck just below the hairline.
The star also has a small anchor located on her inner left ankle, and finally the phrase 'Let It Be' on the outside of her right foot.
Regarding her foot tattoo she has been quoted as saying, "I have a hectic, crazy life. Things are crazy all around me, and I get stressed out. It is like, I am just one little person, let it be. And that is what it is!"
Meanwhile Duff, mother to six-month-old son Luca, has been experimenting with various fitness activities as she continues her post-pregnancy weight loss regime.
She was recently seen leaving a Shadow Boxing class with her trainer in Los Angeles.