• synonyms


or du·fus

[doo-fuh s]
noun, plural doo·fus·es.
  1. Slang. a foolish or inept person.
Show More
Compare goofus.

Origin of doofus

1960–65, Americanism; probably alteration of earlier goofus in same sense
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for doofus

Contemporary Examples

British Dictionary definitions for doofus


  1. informal, mainly US a slow-witted or stupid person
Show More

Word Origin

C20: from Black slang
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 doofus


student slang, "dolt, idiot, nerd," by 1960s. "Dictionary of American Slang" says "probably related to doo-doo and goofus."

Show More
Online Etymology Dictionary, © 2010 Douglas Harper