Idioms and Slang Dictionary by Farlex is an Android application that provides users with more than 66,000 definitions and examples of idioms, slang terms, phrasal verbs, and more. The app offers in-depth and clear definitions of tens of thousands of idioms used in the US and throughout the English-speaking world. Users can learn about the history behind the phrase and see idioms explained in animated videos. The app allows users to search by keyword or full phrase and always find what they are looking for.

In addition, users can watch exclusive animated idioms videos with illustrated definitions and example sentences, view multiple example sentences to see how an idiom is used in everyday speech, and use native voice search to look up a word or phrase just by saying it. The app is user-friendly, comprehensive, and authoritative, making it the perfect free Idioms and Slang Dictionary for new English speakers or anyone curious about the English language. Users can add unlimited bookmarks and build their vocabulary, and view their recent searches. The app also allows for advanced searches, including "Starts with," "Ends with," "Contains," and "Wildcard."