Mid 16th century (in an earlier sense). From drug + -ard. It is not certain that sense 1 shows the same word; it could instead show a formation from drug; compare druggle, and perhaps also druggar.
Definition of druggard in US English:
druggard
nounˈdrʌɡəd
A person who is addicted to drugs.
Origin
Mid 16th century (in an earlier sense). From drug + -ard. It is not certain that sense 1 shows the same word; it could instead show a formation from drug; compare druggle, and perhaps also druggar.