TOP

Definition of wacko noun from the Oxford Advanced Learner's Dictionary

wacko

noun
 
/ˈwækəʊ/
 
/ˈwækəʊ/
(also whacko)
(plural wackos, wackoes)
(especially North American English, informal, offensive)
jump to other results
  1. an offensive word for a person who you think is crazy
    Word Origin1970s: from wacky + -o.
See wacko in the Oxford Advanced American Dictionary
Check pronunciation: wacko

Other results

All matches

Nearby words

pity
noun
 
 
From the Word list
Oxford 5000
B2
Oxford Learner's Dictionaries Word of the Day