/ Dictionary / Index L lpm: Meaning and Definition of Find definitions for: lpm Pronunciation: [key] — Computers. Computers. lines per minute: a measure of the speed of a printer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. LPGA LPN Related Content Daily Word Quiz: heifer Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language