1. most full of zest; most energetic, enthusiastic, or lively
Usage: superlative form of zesty
2. having the most sharp, tangy, or piquant flavor
Usage: superlative form of zesty; culinary

Examples

• She was the zestiest performer in the entire dance troupe.
• The zestiest salsa at the restaurant had jalapeños and lime.
• His zestiest speech of the campaign energized the crowd.
• This is the zestiest orange I’ve ever tasted.
• The zestiest member of our hiking group always leads the way.
• The chef’s zestiest creation featured bold Mediterranean flavors.