radge 
Scottish informal
noun
A wild, crazy, or violent person.I shouted "Wind your ugly neck in, doss radge!"...
- A three-decade, on-off love affair - "It's platonic, ya radge - or metaphorical or somethin'" - was sealed with a kiss that night.
- You lot bring that muppet into line or, by God, I will show you what a Scottish radge really is.
adjective
Wild, crazy, or violent.Except for that radge wee tinfoil suit, and a' them willies on its chin....
- Or as radge as a shy, soft-spoken, beamer-prone guy like him can ever get.
- Ah'm radge, if the truth be telt, ever getting involved with a Doyle.
Origin
1920s: apparently an alteration of rage.