/ Dictionary / Index P pillhead: Meaning and Definition of Find definitions for: pill•head Pronunciation: (pil'hed"), [key] — n. Slang. a person who habitually takes pills, esp. amphetamines or barbiturates. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pill bug pillion Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language