SMOOTH Meaning of SMOOTH in English smooth BrE AmE smuːð▷ smoothed smuːðd▷ smoother ˈsmuːð ə AmE \ - ə r▷ smoothes smuːðz▷ smoothest ˈsmuːð ɪst -əst ▷ smoothing ˈsmuːð ɪŋ Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012