- an odd, eccentric, or unconventional person.
- a psychopath, especially a dangerous or vicious one; psycho: They caught the weirdo who attacked the children.
Origin of weirdo
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for weirdo
That was the first time that I was like ,“Oh, I could be a weirdo and do this weird thing and it will be fun.”The Zany Shades of Nick Kroll
December 15, 2014
And America: A 7-foot weirdo, with long hair, can walk around anonymously in New York.The Chicago Bulls’ Joakim Noah Sounds Off on Weed, the Weather, and Winning
October 19, 2014
Although, I think all those ghetto/goth kids are doing something with Melissa Burns; all the weirdo kids.Chloe Sevigny on ‘The Cosmopolitans,’ New York’s Frat Boy Takeover, and ‘Asshole’ Michael Alig
August 24, 2014
Another was a French weirdo, so maybe that was written for me as well.'SNL' Star Kate McKinnon's Big, 'Awesome,' Emmy-Nominated Year
August 19, 2014
“More often Gonzo is the lone ‘weirdo’ with ambiguous gender/sexual/species status,” writes Schildcrout.Kermit, Miss Piggy and Chick fil-A: Why Gays Love the Muppets
July 26, 2012
- informal a person who behaves in a bizarre or eccentric manner
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for weirdo
"strange person," 1955, from weird. Cf. earlier Scot. weirdie (1894).
Online Etymology Dictionary, © 2010 Douglas Harper