adjective
Founded on; having a basis; often used in combining forms.
verb
simple past and past participle of base
adjective
(slang, of a person) Not caring what others think about one's personality, style, or behavior; focused on maintaining individuality.
(Internet slang, sometimes humorous) Admirable; praiseworthy, especially if simultaneously unpopular or controversial.
interjection
(Internet slang, sometimes humorous) Indicating emphatic approval of a statement or opinion, often a controversial or unpopular one.