blogger

Concise Oxford English Dictionary © 2008 Oxford University Press:
blog/blɒɡ/

▶noun a personal website on which an individual records opinions, links to other sites, etc. on a regular basis. ▶verb (blogs, blogging, blogged) (usu. as noun blogging) add new material to or regularly update a blog.

– derivatives
blogger noun.

– origin 1990s: abbrev. of weblog.