local U.S. [f. TIT sb.3] The smallest pig, etc., of a litter; hence, a man who is stunted physically or mentally; a dwarf, a croot.
1849. Thoreau, Week on Concord, Friday, 401. We titmen are only able To catch the fragments from their table. Ibid. (1854), Walden, Reading (1884), 117. We are a race of tit-men, and soar but little higher in our intellectual flights than the columns of the daily paper.