n. a heavy, awkward, stupid person, usually a male. : Sam is what you would call a lummux—but not to his face, of course.
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw Hill.
Cite This Source
Word Origin & History
lummox
1825, East Anglian slang, perhaps from dumb ox, influenced by lumbering; or from E. Anglian dialectal form of lummock "move heavily or clumsily," of uncertain origin.