·

mutual (EN)
adjective, noun

adjective “mutual”

base form mutual (more/most)
  1. experienced or felt by two or more people toward each other; reciprocal
    Their mutual trust was essential for the success of the project.
  2. shared in common between two or more people
    They met through a mutual friend.
  3. owned by its members
    She prefers to deal with mutual insurance companies.

noun “mutual”

singular mutual, plural mutuals
  1. a mutual fund
    He invested his money in mutuals to save for retirement.
  2. (in Internet slang) a person who is a mutual follower on social media
    I noticed we're mutuals on Instagram.