| Noun | 1. | leer - a facial expression of contempt or scorn; the upper lip curls | |
| 2. | leer - a suggestive or sneering look or grin | |
| Verb | 1. | leer - look suggestively or obliquely; look or gaze with a sly, immodest, or malign expression; "The men leered at the young women on the beach"look - perceive with attention; direct one's gaze towards; "She looked over the expanse of land"; "Look at your child!"; "Look--a deer in the backyard!" | |