ROTTEN, adjective rot'n. 1. Putrid; carious; decomposed by the natural process of decay; as a rotten plank. 2. Not firm or trusty; unsound; defective in principle; treacherous; deceitful. 3. Defective in substance; not sound or hard. 4. Fetid; ill smelling.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI