NARROWCAST Meaning of NARROWCAST in English narrowcast BrE AmE ˈnær əʊ kɑːst § -kæst AmE -oʊ kæst ˈner- ▷ narrowcast|er/s ə/z AmE \ ə r/z▷ narrowcast|ing ɪŋ Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012