variants:
or nut job
Definition of nutjob
informal
: a mentally unbalanced person : a crazy person
Weird, erratic, and alcoholic, [he] was the kind of nutjob it was easy, if not irresistible, to demonize.— Jennifer Reese
Test Your Vocabulary
Odd Habits and Quirks
-
- Which of the following best describes an easily irritated person?

Test your visual vocabulary with our 10-question challenge!
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share nutjob
Time Traveler for nutjob
The first known use of nutjob was in 1959
See more words from the same year