SLATTERN Meaning of SLATTERN in English slattern BrE AmE ˈslæt ə n -ɜːn AmE \ ˈslæt̬ ə rn▷ slattern|liness li nəs -nɪs ▷ slattern|ly li▷ slattern|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012