waste breath

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Related to waste breath: waste one's breath

waste (one's) breath

To talk of, discuss, or say things that are likely to be ignored or are in vain. Don't bother trying to change my mind about this, you're wasting your breath! It looks like I wasted my breath trying to pitch my idea to the board of directors.
See also: breath, waste
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

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
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

waste (one's) breath

To gain or accomplish nothing by speaking.
See also: breath, waste
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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: to, waste
The Dictionary of Clichés by Christine Ammer Copyright © 2013 by Christine Ammer
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