1. past tense and past participle of jell; became firm or set like jelly
2. came together successfully; took shape or form
Usage: informal

Examples

• The gelatin mixture jelled after sitting in the refrigerator for two hours.
• The sauce jelled perfectly for the dessert.
• Their friendship really jelled during the camping trip.
• The team's strategy finally jelled in the second half of the season.
• All the ideas jelled into a coherent plan.
• The band's sound jelled after months of practice together.