What is the meaning of Peen?

The (often spherical) end of the head of a hammer opposite the main hammering end.

To shape metal by striking it, especially with a peen.

Penis.

genitive plural of pe

carrot (Daucus carota)

fine (of small pieces, small size)

thin

fine (of good quality)

fancy

genitive singular of pee

Alternative form of peeni

third-person plural present indicative of peer

Source: wiktionary.org