"Habitual drunkenness" means regularly and consistently drinking alcohol to excess. It refers to someone who frequently gets drunk and can't control their drinking habits. Full definition
Fault grounds include impotence, adultery, habitual drunkenness for two years and desertion for one year. (info.legalzoom.com)
The at - fault grounds are impotence; bigamy; adultery; desertion by a spouse for a year; two years of habitual drunkenness; two years of excessive drug use; an attempted murder of a spouse or other means of showing malice; extreme, repeated physical or mental cruelty; spouse convicted of a felony; or one spouse infecting the other with a sexually transmitted disease. (info.legalzoom.com)
In Ohio, for example, you must prove that you, as a result of your spouse, have experienced bigamy, adultery, extreme cruelty, gross neglect, habitual drunkenness or imprisonment. (oureverydaylife.com)