Where does “hammer face” come from?

hammer face (English) comes from English Hammer, from Middle English hamer, from Old English hamor, from Proto-West Germanic *hamar, from Proto-Germanic hamaraz, from Proto-Indo-European h₂eḱmoros, from Proto-Indo-European h₂éḱmō, from Proto-Indo-European h₂eḱ- — sharp.

hammer face (English): The face of a hammer: the part of the hammerhead that strikes the stricken object (e.g., nail, chisel, stone)

Definitions

  1. The face of a hammer: the part of the hammerhead that strikes the stricken object (e.g., nail, chisel, stone)

Ancestry of “hammer face”, step by step

hammer face traces back through two separate lines of ancestry.

via English Hammer

StepLanguageWordMeaning
1EnglishHammersomeone connected with West Ham Football Club, as...
2Middle EnglishhamerA hammer; A fierce individual; one with strong...
3Old Englishhamorhammer
4Proto-West Germanic*hamar
5Proto-Germanichamarazhammer
6Proto-Indo-Europeanh₂eḱmoros
7Proto-Indo-Europeanh₂éḱmōstone
8Proto-Indo-Europeanh₂eḱ-sharp

via English face

StepLanguageWordMeaning
1EnglishfaceThe front part of the head of a human or other...
2Middle Englishfaceface; Alternative form of fass
3Old Frenchfaceface
4Late Latinfacia
Every word from Proto-Indo-European h₂eḱ-