Definition, Meaning & Synonyms

wacko

noun/adjective
/ˈwæk.oʊ/
Definition
A person who is considered crazy or eccentric.
Examples
  • He’s a real wacko for thinking that aliens are living among us.
  • Her wacko sense of humor always makes everyone laugh.
Meaning
The term ‘wacko’ is used informally to describe someone who behaves in a way that is perceived as strange or irrational.
Synonyms
  • crazy
  • eccentric
  • nuts
  • loon
  • weirdo