/ Dictionary / Index L lunkhead: Meaning and Definition of Find definitions for: lunk•head Pronunciation: (lungk'hed"), [key] — n. Slang. a dull or stupid person; blockhead. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: lunkhead (Thesaurus) lunker lunt Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language