def. qb [pronounced 'kyoob']
[noun]
1. an asynchronous, unordered aggregate of web content that interests me
2. a single instance of such content also referred to as a 'qbit'
3. an experimental tumblog complement to The All Box
[verb]
4. to package web content for immediate consumption; the reverse operation 'unqb' means to consume this packaged content
[adjective]
5. of or pertaining to packaged web content
Jakob Nielsen’s primer on usability.