1. The part of a hammerhead opposite the flat striking surface (may have various shapes)
   "The metalworker used the rounded peen of the hammer to shape the copper sheet"
    
2. [vulgar, informal] Obscene term for penis
   "The comedian's joke about his peen made the audience laugh uncomfortably";

1. Strike with the peen of a hammer to shape or flatten metal
   "The blacksmith peened the edge of the blade to strengthen it"

Sounds like: pealing, peeling

Derived forms: peened, peening, peens

Type of: member, part, penis, phallus, portion

Part of: hammerhead

Encyclopedia: Peen