1. in a way that involves risk, danger, or the possibility of harm

Examples

• The driver was operating the vehicle hazardously, weaving between lanes without signaling.
• The construction workers hazardously ignored safety protocols on the high-rise project.
• She hazardously climbed the ladder without securing it to the wall.
• The company hazardously disposed of chemical waste near the water supply.
• He hazardously attempted to repair the electrical wiring without proper training.
• The pilot hazardously descended through the storm clouds without proper instruments.