1. in a cheerful, lighthearted, or happy manner
2. in a bright, colorful, or showy manner

Examples

• The children laughed gaily as they played in the park.
• She gaily skipped down the street without a care in the world.
• The room was decorated gaily with colorful balloons and streamers.
• He gaily announced the good news to everyone at the party.
• The birds sang gaily in the morning sunshine.
• The parade floats were gaily painted in bright reds and blues.