(uncountable) A surge of pressure in a pipe carrying a fluid; especially the banging sound in a steam or hot water pipe caused by bubbles of air, or by an abrupt alteration of the flow.

(transitive) To come to (a difficult agreement or settlement) after much arguing and conflict.

plural of hammer-on

A medieval hammer-like weapon used in close combat.

plural of hamadryad

(uncountable) A medical condition where a toe is permanently bent down. / (countable) A toe suffering from such condition.

A hold, in wrestling, in which an opponent's arm is twisted up behind his back; an armlock

An athletic throwing event where the object to be thrown is a heavy steel ball attached with wire (maximum length 4 ft (1.22 m)) to a handle.

A deformity of the second, third, or fourth toe causing it to be permanently bent at the first joint, resembling a hammer.

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