Green’s Dictionary of Slang

(Scot.) extremely drunk.

2008		Urban Dict. 28 Apr. 🌐 ‘did you go to glasgow on saturday?’ ‘aye, i ended up moroculous’ .
2017		Guardian CiF 2 Jan. 🌐 In Glasgow you were supposed to be able to make it home on your own two feet as you did not set out to get moroculous.