Mutter

/ˈmʌtər/

Meaning & Definition

verb

to speak in a low or indistinct manner, often in a way that is difficult to hear.

He tended to mutter under his breath when he was frustrated.

to complain or grumble quietly.

She muttered about the long wait at the doctor's office.

to say something softly or in a low voice.

He muttered a quick apology before leaving the room.

Middle English: from the verb 'muttren', of uncertain origin.

mutter to oneself

To speak quietly in a way that is not meant to be heard by others.

mutter under your breath

To speak quietly so that only you can hear what you are saying.

mumble

To speak in a low voice that is difficult to understand.

grumble

To complain in a quiet but persistent way.

To complain quietly.

He was muttering about the bad service.

To speak in a confusing manner.

She was muttering something that didn't make sense.