1d01 pithead Definition A free service provided by Writers Nexus International Writing Resources: New Novelist Software Writer Circles Author Me FirstWriter.com Novel Advice Robin's Nest for Writers The Scriptorium Women on Writing A Writer's Dictionary: Letter A Letter B Letter C Letter D Letter E Letter F Letter G Letter H Letter I Letter J Letter K Letter L Letter M Letter N Letter O Letter P Letter Q Letter R Letter S Letter T Letter U Letter V Letter W Letter X Letter Y Letter Z pithead Definition Dictionary Home » Words Starting with P » pith ... placentae » pithead pitheadnoun 1. The entrance to a mineshaft and the machinery round it. Also as adj.Example: pithead ballotEtymology: 19c. Click Here © Mick Sanderson 2004. Site designed and developed by Joe Herbert.