Wipe that hangdog look off your face.

Well, they... get a sort of hangdog expression.

What are you doing home so early, hangdog look?

Jack is like a hangdog with a bone about this wire transfer thing.

Stop fussing over me and get that hangdog look off your face.

The sun will be in your faces, so don't let it seem as if you're dropping your eyes in a hangdog manner.

The afternoon sun will be in your faces... so don't let it seem as if you're dropping your eyes in a hangdog manner.