(medicine) A tool used by physician to hit the body and test for certain reflexes.

(Norse mythology, Germanic paganism) Mjöllnir (Mjollnir), the distinctively T-shaped war-hammer of the Norse thunder god Thor, or a representation thereof, now used as a symbol by various pagan religious groups.

(idiomatic) In a manner indicating seriousness of intent and capability of harm.

A powered machine used in a forge which repeatedly strikes work placed on an anvil.

plural of trip hammer

Alternative spelling of yellowhammer

plural of bush hammer

A square-headed hammer with spikes used in stoneworking to either even the surface before polishing, or give it a pockmarked and weathered aspect.

plural of claw hammer

a hammer with a blade-like peen at right angles to the haft, used by carpenters.