Of a person, having a lot of hair on the body.
a hairy man
Of an animal, having a lot of fur.
hairy mammoth
Of a body part other than the head, having hair growing from it.
She is a great admirer of hairy chests.
Difficult, complex, intricate, or intimidating.
It’s a hairy problem, and will probably take several weeks to sort out.
Causing anxiety or fright; terrifying, scary.