1. champagne, especially when drunk casually or in celebration
Usage: informal; chiefly British
2. a horse that champs or bites at the bit
Usage: archaic; rare

Examples

• We opened a bottle of champer to celebrate the promotion.
• The guests sipped champer throughout the evening reception.
• A bit of champer makes any occasion feel special.
• The restless horse was a real champer, constantly working its jaw.
• They toasted with champer at midnight on New Year's Eve.