Green’s Dictionary of Slang

1. (N.Z.) drunkenness, very heavy drinking.

1921

E.I. Lord ‘Stunology’ Ballads of Bung (1976) 10: ‘Dingbatitis’, ‘drinking’, ‘doped’, ‘dizzy’, or ‘on the drunk’.

2. (US) nervousness; neurosis.

1998

Ms Lady posting at www.FreeRepublic.com 30 Apr. 🌐 Just sent Dan an email of support. Don’t know how cohorent it is, I’m really tired tonight and suffering a bad case of dingbatitis....LOL.