waste one's breath, to

waste one's breath

Fig. to waste one's time talking; to talk in vain. Don't waste your breath talking to her. She won't listen. You can't persuade me. You're just wasting your breath.
See also: breath, waste

waste one's breath

Speak in vain (because no one agrees), as in Don't waste your breath complaining to the supervisor-it won't help. This notion was first recorded about 1400 as wasting words. The exact idiom was first recorded in 1667. Also see save one's breath.
See also: breath, waste

waste (one's) breath

To gain or accomplish nothing by speaking.
See also: breath, waste

waste one's breath, to

To talk in vain, because no one will listen. The idea that breath is something that can be saved or wasted dates from the sixteenth century (see also save your breath). Tennyson used the term in “In Memoriam” (1850): “I trust I have not wasted breath.”
See also: waste