The PeerReach API allows you to give context to the content produced by any Twitter profile. PeerReach has analysed over a 100 million accounts and can return information like, expertise area's. interests, gender, age and location. This free version of our API allows you to make 2400 daily calls.
Tagdef.com is the worlds largest hashtag dictionary. Use this api to access these definitions. The content is user-generated, and the directory currently contains over 60.000 definitions. The hashtags can have many definitions each, ordered by user-votes. The hashtags are often related to Twitter , but is also commonly used on Pinterest and Google+ . This API is free to use, but you must provide a clickable link back to the tagdef.com page for the given tag when using information from the API. This link can be found in the uri part of the reply.