stamp
/ˈstamp/
verb
to pound or crush with a pestle or a heavy instrument
to strike or beat forcibly with the bottom of the foot
to bring down (the foot) forcibly
noun
a device or instrument for stamping
the impression or mark made by stamping or imprinting
a distinctive character, indication, or mark
noun
a mill in which ore is crushed with stamps; also : a machine for stamping ore