pronephros

A vertical cylindrical revolving tool-holder for bringing different tools into action successively in a machine, as in a lathe.

Alternative form of peckerhead

A person who has a temporary circular body modification to the forehead, created by saline injection.

(literally) A gunshot wound to the head. / (colloquial, in similes) Something very undesirable or unwanted.

(obsolete) Poll tax. / (obsolete) A reward paid per person captured at sea etc. / (obsolete) A reward for a proscribed outlaw's head.

A sea that meets the head of a vessel or rolls against her course.

Alternative form of head trip

(slang, derogatory) A hippie or ecological activist.

A component of a film projector or similar device that reads or writes audio signals in electromagnetic form.