- A diminutive of the female given name Florence.
- 2012 Marina Lewycka, Various Pets Alive and Dead, Fig Tree, ISBN 978-1-905-49091-2, page 291:
- 'Otto's at a conference about Free Open-Source Software. It's his big passion. That's why we called the baby Flossie―F-O-S-S. The French geeks stuck an 'L' in for femininity.'