/ Dictionary / Index P purlin plate: Meaning and Definition of Find definitions for: pur'lin plate" Pronunciation: [key] — Carpentry. Carpentry. (in a curb roof&hasp;) a purlin at the top of a lower slope supporting the ends of the upper rafters at the curb. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. purlin purloin Related Content Daily Word Quiz: apogee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language