tonto

noun2

1. •
   a traditional Ugandan fermented beverage made from bananas
2. •
   (slang) Synonym of idiot: someone who is foolish or stupid.

   • Even us tontos figured that one out. — 1973

adjective1

1. •
   (slang, offensive) Synonym of crazy.

   • Oi, bruv. He's gone full tonto.

noun2

1. •
   A sidekick.

   • Salespeople may see themselves as Lone Rangers, not in need of any help, save for the occasional advice from a Tonto (or technical sales specialist). — 2004
2. •
   A Native American who accepts a subservient position to a white person.

   • They called Indians like him — that is, any Indian who tried to make it by working within the system — a "Tonto." — 1982