Definition of "mutual"

Having the same relationship, each to each other.  examples

Collective, done or held in common.  examples

Reciprocal.  examples

Possessed in common.  quotations  examples

(Relating to a company, insurance or financial institution) Owned by the members.  examples

A mutual fund.  examples

(business, finance, insurance) A mutual organization.  examples

(Internet) Either of a pair of people who follow each other's social media accounts.  examples