soccer mom
From Longman Dictionary of Contemporary Englishsoccer momˈsoccer mom noun [countable] American English a mother who spends a lot of time driving her children to sports practice, music lessons etc, considered as a typical example of women from the middle to upper classes in US societyExamples from the Corpussoccer mom• I guess you could call me a textbook soccer mom.• Like it or not, the soccer mom is everywhere and her influence is growing daily.• The soccer mom walks out a happy customer and a political ally for life.