MOTHBALL Meaning of MOTHBALL in English mothball BrE AmE ˈmɒθ bɔːl AmE \ ˈmɔːθ- ˈmɑːθ bɑːl ▷ mothball|ed d▷ mothball|ing ɪŋ▷ mothball|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012