1. An exclamation used to express disbelief, dismissal, or mild annoyance.
Usage: informal; dated; chiefly North American

1. Nonsense; something regarded as absurd or untrue.
Usage: informal; dated; usually used in singular form

Examples

• Horsefeathers! That story is completely made up.
• He dismissed her concerns as pure horsefeathers.
• "That's horsefeathers," she said, rolling her eyes at his excuse.
• The old man didn't believe a word of it—he called it horsefeathers.
• She thought his explanation was horsefeathers and wanted the real truth.
• Horsefeathers! Nobody's going to fall for that tale.