1. in a dark, gloomy, or murky manner; with poor visibility or obscurity
Usage: literary or archaic; often used to describe atmospheric conditions or figurative darkness

Examples

• The fog rolled in mirkily, obscuring the distant hills.
• He stared mirkily out the window at the overcast sky.
• The water lay mirkily beneath the old bridge.
• She spoke in mirkily veiled hints rather than direct statements.
• The forest grew mirkily dark as evening approached.