TAM'PER, verb intransitive To meddle; to be busy; to try little experiments; , as to tamper with a disease. 1. To meddle; to have to do with without fitness or necessity. 'Tis dangerous tamp'ring with a muse. 2. To deal; to practice secretly. Others tamper'd For Fleetwood, Desborough and Lambert.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI