1. in a manner that involves looking with an unpleasant, suggestive, or malicious expression

Examples

• He smiled leeringly at her from across the room.
• The villain grinned leeringly before revealing his evil plan.
• She looked leeringly at the expensive jewelry in the display case.
• The stranger stared leeringly, making everyone uncomfortable.
• He spoke leeringly about his rival’s misfortune.
• The character laughed leeringly in the horror movie.