offone'sblock

1. (slang)Crazy;insane.

   Synonyms:off one's head,off one's trolley

   • 2007, Thurman Woodfork,Guitars, Sandbags, and Saigon Tea, page163:

     Me, carry a gun in that desert sun? What a crock; you'reoff your block.

• Tony Thorne (2014) “off one's block”, inDictionary of Contemporary Slang, 4th edition, London, […]:Bloomsbury