1. wackadoodle - Noun
2. wackadoodle - Adjective
wackadoodle (comparative more wackadoodle, superlative most wackadoodle)
(slang, derogatory) Crazy, irrational, or eccentric.
wackadoodle (plural wackadoodles)
(slang, derogatory) A crazy, irrational, or eccentric person.