1. in an unfortunate or unlucky manner; unfortunately

Examples

• Unluckily, it started raining just as we began our picnic.
• She arrived unluckily just after the store had closed.
• Unluckily for him, he forgot his wallet at home.
• The team played well but unluckily lost in the final minutes.
• Unluckily, the flight was delayed by three hours.
• He unluckily stepped in a puddle on his way to the interview.