贼眼

贼眼	zéi yǎn	shifty gaze / furtive glance
贼	zéi	thief / traitor / wily / deceitful / evil / extremely
眼	yǎn	eye (CL:只,双) / (often used with 一) a look; a glance / small hole / (bound form) salient point / classifier for wells, cave-dwellings etc