pound // pounds, pounding, pounded
 
1 A pound is a unit of money in Britain, equal to one hundred pence. Many other countries use a unit of money called a pound.
I was paid fifty pounds a week.
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2 A pound is also a unit of weight equal to 16 ounces or approximately 0.454 kilograms.
...one pound of rice.
He weighs about 140 pounds.
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3 If you pound something or pound on it, you hit it loudly and repeatedly with your fists.
In frustration she would pound the dining-room table.
They began pounding on the walls. 
                          VB WITH OBJ, VB WITH ADJUNCT
· pounding
The pounding of the drums grew louder.              UNCOUNT N
 
4 To pound something also means to crush it into a paste or powder, or into very small pieces.
The women of the village pounded grain in their mortars.
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5 If your heart is pounding, it is beating with a strong, fast rhythm.
My heart pounded with joy.                                    VB
· pounding
I felt only the pounding of my heart.                 UNCOUNT N