subs. (common).1. A toothless person; i.e., with nothing but gums to show. Generally, OLD GUMMY.
2. (thieves).Medicine. Also GUMMY-STUFF.MATSELL.
3. (common).A dullard; a fool. For synonyms, see BUFFLE and CABBAGE-HEAD.
Adj. (common).Puffed; swollen; clumsy.
1785. GROSE, A Classical Dictionary of the Vulgar Tongue, s.v. GUMMEY. Clumsy: particularly applied to the ancles of men or women, and the legs of horses.
TO FEEL GUMMY, verb. phr. (university).To perspire.