WordWeb Online

1. Showing sly or knowing malice in a glance
   "she had run in fear of...his evil leering eye"
    
2. (of a glance) sidelong and slyly lascivious
   "leering pharmacy cowboys"

1. Look suggestively or obliquely; look or gaze with a sly, immodest, or malign expression
   "The men leered at the young women on the beach"

See also: malicious, poisonous, sexy [informal], venomous, vicious, viperous

Type of: look

Encyclopedia: Leering