To give as its foundation or starting point; to lay the foundation of.

To be located (at a particular place).

(acrobatics, cheerleading) To act as a base; to be the person supporting the flyer.

Founded on; having a basis; often used in combining forms.

"That was a soundly based argument."

(of a person) Not caring what others think about one's personality, style, or behavior; focused on maintaining individuality.

(4chan, Reddit, Instagram) Praiseworthy and admirable, often through exhibiting independence and security.

"Based and red pilled."