Which is correct:
"she is housewife" or "she is a housewife"?

Some examples from the web:

• She looked the ideal housewife twenty years ago.
• One metal for each desperate housewife.
• Combines public appearances with dedicated housewife and charity work.
• Apparently, our Westchester housewife was also a fugitive.
• More like a lonely housewife Itching to rip your clothes off.
• Not that dreary Italian housewife that sat for Leo.
• There was an accountant and a housewife.
• I wanted to make sure a desperate housewife Had that can-do spirit.
• You know, I always thought the CIA could learn something from the suburban housewife.
• Your Long Island housewife was right.
• I'm just a lonely housewife, all alone.
• You could marry one of them, make her an American housewife.
• That's the kind of housewife I pictured you becoming.
• I was done in by an eccentric housewife on my paper route.
• This housewife is among them She accepted, for money, to spend one month without TV.
• My partner's a christian housewife.
• I resented her for being a housewife.
• One metal for each desperate housewife.
• She's like a proper little housewife these days.
• I only see an average housewife reparing shoes.

Some examples from the web:

• There was an accountant and a housewife.
• I resented her for being a housewife.
• You spent years being a housewife, a mother.
• I'm really a housewife with three children.
• Whether I'm a housewife or not is my business.
• Remember, you won't make a housewife of me.
• A knitting-machine that's useful to a housewife.
• Otherwise, there's no difference between a housewife and a housekeeper.
• A housewife should stay in her house and not wander about.
• I can never be a housewife.
• I'm not just a housewife anymore.
• I got tired of being a housewife.
• But she chose the life of a housewife instead.
• When a housewife has a rapid weight gain the cause is usually psychological.
• I'm Sawako Fuchi, a housewife from Setagaya.
• I'm a professor, and you're a housewife.
• I was never happy being a housewife.
• One customer was actually a housewife with four kids.
• You've been running around like a housewife on meth.
• I left Natchez so I wouldn't end up being a housewife.