in common (with someone or something)
Similar to or resembling someone or something; sharing characteristics, interests, opinions, etc. with someone or something. Well, that's one thing we have in common—we both hate asparagus! It's no secret that the two organizations have a lot in common with each other—and a lot of crossover membership.
in common
Shared characteristics, as in One of the few things John and Mary have in common is a love of music. [Mid-1600s]
2. Held equally, in joint possession or use, as in This land is held in common by all the neighbors. [Late 1300s]
in common with somebody/something
together with somebody/something; similar to somebody/something: The hospital buildings, in common with many others in this country, are sadly out of date. in common
Equally with or by all.