A stamp (rubber stamp, a tool/device, not postage stamp) is a toqwIn. To use a stamp, you ink it up and then you Dut it ("slam [it] down").

The word for ink is rItlh, and the ink pad is called rItlh 'echlet. The image that results from using a rubber stamp is yang.

When you ink it up, you simply Dut it into the rItlh 'echlet. This is to laS "ink up" the rubber stamp. This verb is also used to refer to putting paint on a rItlh naQ. pID is a slang term for this action.