1. angry or passionate speech that is often lengthy and unreasonable

1. present participle of rant; speaking angrily or passionately in a lengthy, unreasonable way

Examples

• His ranting about the new policy went on for twenty minutes.
• She was tired of listening to his political ranting.
• The customer's ranting made other shoppers uncomfortable.
• He was ranting about the traffic jam all morning.
• Stop ranting and let's discuss this calmly.
• The coach was ranting at the players during halftime.
• Her ranting on social media attracted negative attention.