Used attributively, especially in phrases like 'mug shot', relating to a photograph of a person's face taken for identification.
Definitionen
Relating to or characteristic of mugshots (photographic images of a person's face for police records). Officers compared the suspect’s current look with the mug photographs stored in the database.
Of or pertaining to a drinking mug; designed for use with, or resembling, a mug. He grasped the sturdy mug handle and took a long sip of tea.