1. superlative form of merry; most cheerful, joyful, or festive
Usage: superlative form

Examples

• She was the merriest person at the holiday party.
• The children were at their merriest when opening presents.
• Christmas morning is often the merriest time of year for families.
• His merriest laugh echoed through the room.
• The festival created the merriest atmosphere in the town square.
• Even in difficult times, she maintained the merriest disposition.