むなくそ・むねくそ

胸糞

表記・読み：胸くそ・むなくそ・むねくそ

1. 1

   feeling; mood

   名詞negative nuance; usu. as ～(が)悪い
2. 2

   disgusting; sickening; revolting

   形容動詞名詞colloquial