A buck-an-ear
A buccaneer!
They think, therefore they ARRRRRRRR!
A podiatrist bucks up your feet.
Deer Nuts. Beer Nuts are $1.49, while Deer nuts are under a Buck!
A field of corn.
Pupil: Well you keep saying that things go in one ear and out the other so I am trying to keep them it all in!
One costs a lot of money to maintain, keep running, and give you the results you want. The other has four wheels.
A: You should bill Gates.