mutteringgerund / present participle Used before nouns to describe someone or something that is speaking in a low, indistinct way.
Translations
marmonnantSe dit d’une personne ou d’une foule qui parle à voix basse et indistincte. A muttering crowd gathered outside the courthouse.
Une foule marmonnante s’est rassemblée devant le palais de justice.
Speaking in a low, indistinct voice; characterized by murmured or subdued speech. A muttering crowd gathered outside the courthouse.