From weird + -o (“person with characteristic”). First attested in the early 1950s, in American English. The similar word weirdie (“odd, unconventional person”) is attested from earlier, in 1887; in Scottish English.
Meanings
(not-comparable) Weird.
What's going on in this weirdo town? 2004, Intelligent Systems, translated by Nintendo of America, Paper Mario: The Thousand-Year Door, Nintendo, GameCube, level/area: Twilight Town:
From weird + -o (“person with characteristic”). First attested in the early 1950s, in American English. The similar word weirdie (“odd, unconventional person”) is attested from earlier, in 1887; in Scottish English.
Meanings
(derogatory, informal) A strange, odd, eccentric person.
(derogatory, informal) An insane, possibly dangerous person.