mutter (something) under (one's) breath

(redirected from muttered under their breath)

mutter (something) under (one's) breath

To murmur something in such a soft, quiet voice that others cannot hear it distinctly. (Said especially of rude, unpleasant, complaining, or impertinent remarks.) I could hear Bill muttering something under his breath on the way back to his desk after his annual review. Don't you dare mutter curse words under your breath at me, young lady!
See also: breath, mutter
References in periodicals archive ?
Some of the students currently on probation whispered to their friends, muttered under their breath, and seemed distracted during the 45-minute assembly.
After that it was running up and down the aisle with mum or dad, and sometimes both, lumbering after him while train staff muttered under their breath.
Doormen at Flares muttered under their breath as they allowed our reporter in, making it quite clear from their body language and looks that he was not the club's target audience.
Huhne and his ex-wife Vicky Pryce exchanged strained smiles and muttered under their breath as they appeared before a Crown Court judge for the first time.
Even the most liberal of people have muttered under their breath as news of another suicide bomb or beheading breaks.
They cursed and muttered under their breaths as Lu repeatedly kept warning them that the furnace was waiting.