thotのようなどんな単語でも探してください。
 
1.
something set up that is guaranteed to bring in loads of money
sales tax, speed traps, parking meters...etc.
kingmanによって 2004年05月15日(土)
 
2.
something whose sole purpose is to bring in money, and usually loads of it.
the speed traps set up by the cops are just another cash cow to fill city hall's coffers.
bungalow billによって 2004年05月08日(土)
 
3.
A product or item that is endlessly upgraded or improved and which users don't mind having to pay full price for the latest examples. A frequent occurance within video games.
EA Games have two cashcows - "The Sims" and the "FIFA" series of games. Neither of which I'd play if you paid me.
Mr Benによって 2005年02月08日(火)
 
4.
(n.) A well-selling product into which no investment is put asides meagre marketing and production costs, yet price rises rise disproportionatley to costs, and well above inflation, milking the cow for all it's worth.
Oil prices are the biggest of all cash cows.
Kung-Fu Jesusによって 2004年05月12日(水)
 
5.
bitch who's just after a blokes money
Damn, that bitch was a cashcow! she like spent all my cash, and then I saw her at a nightclub with one of my mates!
Gherkin-505によって 2004年03月17日(水)
 
6.
Dancing with (sometimes going home with) a large woman to get her to buy you drinks all night.
Is that Charlie out there on the floor with a "cash-cow"?

or

Yeah, that cash-cow is big, but I'm hammered and only paid the cover charge.
parisj13によって 2006年03月31日(金)
 
7.
cash cow a rich and often homely woman who is tolerated for her ability to keep her man ensconced in her world of luxury.
Biff won't break up with Marge until he finds another old hag worth a hundred million; as far as cash cows go, he hit paydirt.
Biffy Lawによって 2006年08月30日(水)