Comb-over

[Rihanna]

n., a rearrangement of surrounding hair to cover a bald spot as completely as possible. Usually accomplished by flattening strands of hair in widely-spaced parallel stripes across the afflicted region. Rarely successful, often calls attention to the follically-challenged zone in question.

[Sarah]

combing your last locks of hair over your bald spot so that people can(t) tell that you are bald(ing)

a thorough looking-over (from the fine-tooth comb expression)

[PussyCat]

n. A method of attempting to hide baldness by using the remaining hairs on one side of the head to comb over and cover the top of the head.
adj. An insult to ones intelligence

[Becky]

a hairstyle in which a man brushes hair from the side of his head across the top of his head because he has no hair there