To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!Close
Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
Meh Rated 3 out of 5 stars
Doesn't always have the definitions I need because it uses dictionary.com. Google Define would be a better replacement.This user has a previous review of this add-on.