Laban Dictionary is a Firefox extension designed to enhance your browsing experience by providing quick definitions of words in English and Vietnamese. With support for English-Vietnamese, Vietnamese-English, and English-English dictionaries, users can easily access the meanings of words by simply double-clicking or selecting them. This tool is particularly useful for language learners and anyone needing instant access to definitions without interrupting their workflow.

The extension offers customizable display options, allowing users to choose between a balloon display for selected words or a pop-up that appears instantly. Additionally, Laban Dictionary includes a feature to quickly disable its functions on specific pages, ensuring that users have control over when they want to utilize the tool. This subscription-based service stands out as a practical solution for seamless word lookups while browsing.