The phrase "mutual connection" is correct and can be used in written English.
It refers to a reciprocal or shared bond between two or more people or things. Example: "The two best friends had a mutual connection that went back to their childhood."
If I see that there is a real estate agent in my area that is connected through a friend; I would email our mutual connection to see if the agent is legitimate.
"CHOLERA most forcibly teaches us our mutual connection.
Together, they came to understand the healing power of mutual connection.
They'd had a wonderful evening; he was certain of their mutual connection.
No one, short, perhaps, of John Donne, has better articulated our need for mutual connection.
Dr. Billig, through a mutual connection, gave Ms. Hoffberger 400 works of art done by mental patients.
Speaking to TechCrunch, Greenwood said that the average Brewster user has more than 1,600 contacts, with each of those having 1 email address, 0.5 phone numbers (that is, half don't have them) and 11 mutual connections, when based on four other services being "connected" to a user's Brewster account (four is the average, he says).
A spokesperson said that this will include lists of who is the most connected in your network, who has the most mutual connections and interactions with you, who was your first connection, and so on.
Check out LinkedIn to look for mutual connections, or even ask the people you do know to connect you to someone who knows someone.
But after about a year, through mutual connections, we met and began dating.
Mr. Mayer already had the outlines of the show in his head when he invited Mr. Armstrong, through mutual connections, to a performance of "Spring Awakening" in the fall of 2007.
