The round end of a blacksmith hammer, typically used for "peening over" the sides of a protruding rivet.
Bro, I totally used my peen to round the end of my rivet, after hammering it into the hole with the head of my ball-peen hammer.
by Pein man November 5, 2019
Get the Peen mug.by Spedped November 22, 2019
Get the Peen mug.A woman with below average intelligence, short stature, and who looks like a Male. Also presumed to be a dyke.
by Negro Neutralizer April 6, 2019
Get the Peen nugget mug.by fdknlnkl April 16, 2019
Get the peen mug.Bigger than your baby carrot
by Frannythenibba May 26, 2019
Get the Big peen mug.by jakepaulers #1yee he May 28, 2019
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