MUSHROOM Meaning of MUSHROOM in English mushroom BrE AmE ˈmʌʃ rʊm -ruːm AmE \ -ruːm -rʊm, -ruːn, ˈmʌʃ ə- ▷ mushroom|ed d▷ mushroom|ing ɪŋ▷ mushroom|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012