noun
weirdo
WEER-doh
noun
1
An odd or eccentric person, especially one who behaves in a way others find unsettling.
"He got some strange looks from the other passengers, like they thought he was a weirdo."
"Don't be such a weirdo about it — just ask her out."
How to Use Weirdo
Learner’s notesIn plain EnglishAn informal, often mildly insulting word for someone who acts strangely.
When to use it
Casual and can be affectionate between friends or genuinely dismissive depending on tone — use carefully with strangers.
Common pairings
a total weirdo
act like a weirdo
don't be a weirdo
Word Forms
weirdoes plural, weirdos plural, Weirdos plural
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He got some strange looks from the other passengers, like they thought he was a _____.
Etymology
Formed from "weird" plus the informal suffix "-o," which turns an adjective into a label for a type of person (as in "cheapo" or "wino"). First recorded in American English in the early 1950s.