Someone in your group searched for "Corinthian leather" on their phone because they didn't get your joke. But because they searched on your wi-fi, your general

Someone in your group searched for "Corinthian leather" on their phone because they didn't get your joke. But because they searched on your wi-fi, your general IP address is now getting targeted. This happens all of the time in our household. I'm seeing ads for things I never talked about, but are related to my wife's searches because that's as close as they can target.