Definition of "lm" []

• Physics lumen (abbreviation)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• ""Young gen'lm'n, Rugby; three parcels, Leicester; hamper o 'game, Rugby," answers hostler."
• "Tom and the rest rushed into bed and finished their unrobing there, and the old verger, as punctual as the clock, had put out the candle in another minute, and toddled on to the next room, shutting their door with his usual "Good-night, gen'lm'n.""
• ""I'm afeerd there's an orkard gen'lm'n in 'em, sir," replied Sam."