1. attacking someone with harsh, bitter criticism or language
Usage: present participle of vitriol

Examples

• The critic was vitrioling the new movie in his review.
• She spent the entire meeting vitrioling her former business partner.
• The politician’s opponents were vitrioling his latest policy proposal.
• Instead of vitrioling the team’s performance, the coach offered constructive feedback.
• The blogger was vitrioling the company’s customer service practices.
• He regretted vitrioling his colleague in front of everyone.