mug
US /mʌɡ/
UK /mʌɡ/

1.
2.
a person's face.
:
•
He made a funny mug for the camera.
•
The police released a sketch of the suspect's mug.
1.
2.
to make exaggerated facial expressions, especially for a photograph or in a performance.
:
•
The actor started to mug for the camera, pulling silly faces.
•
She was always mugging for the audience, trying to get a laugh.