Mean(прилагательное) тоже имеет много разных значений:
✨злой, жестокий, грубый
He's a big, mean guy
✨низкий, подлый
I thought my sister was being mean to me
✨скупой
He's too mean to buy her a ring
✨классный, отличный😅
I make mean spaghetti
✨средний (значение)
Their mean age at death was 84.6
✨грязный, бедный (informal)
He was born in the mean streets of Detroit in 1945
✨непростой, сложный (идиома no mean)
Setting up a business in two days was no mean feat (= was a difficult thing to do)