Stamp has the following verb meanings. stamping is the present participle form of stamp.

1. Stamp (one's foot) to make (one's foot) land heavily.

Step on (with your feet)

Squeeze, trample

Shake off

5. Crush and mash (ore, etc.). )

Stamp your feet, stamp your feet

7. Seal; To print (in) with stamps (often used with out)

8. Mark (e.g.). ) on.

9. Impression

In addition, stamp also has a noun meaning, which is "imprint", "feature" and "imprint"

The following website is its specific explanation. Have a look, it may help you.