stamp

transitive verb

to bring (the foot) down forcibly on the ground, a floor, etc.
1. to strike down on forcibly with the foot: to stamp the floor in anger
2. to beat, crush, etc. in a specified way by treading on heavily: to stamp the grass down to the earth
3. to remove by stamping the foot or feet: to stamp the snow from one's boots
4. to pulverize (ore, etc.) by grinding or crushing
1. to imprint or cut out (a mark, design, lettering, etc.) by bringing a form forcibly against a material: to stamp initials in leather
2. to cut out, form, or make as by applying a die to metal: often with out: to stamp auto bodies
to impress, mark, or imprint with some design, characters, etc., as to decorate or to show authenticity, ownership, sanction, or the like
to impress or mark distinctly or indelibly: the incident was stamped in her memory
to put an official seal or a stamp on (a document, letter, etc.)
to characterize or reveal distinctly, as if by imprinting: the courage that stamped him as a hero

intransitive verb

noun

the act of stamping
a machine, tool, etc. used for stamping or crushing ore, etc.
1. any tool or implement, as a die, used by being forcibly brought against something to mark or shape it
2. a mark or form made by such a tool or implement
a mark, seal, impression, etc. used to show officially that a tax has been paid, authority given, etc.
1. a small piece of paper, distinctively imprinted on the face and usually gummed on the back, issued by a government for a specified price and required to be affixed to a letter, parcel, document, commodity subject to duty, etc. as evidence that the prescribed fee, as for carrying mail, has been paid
2. any piece of paper similar to a stamp, issued by an organization, business firm, etc.: trading stamps
any characteristic sign or impression; indication: the stamp of truth
character; kind; class; type