functioning without adequate order, systemization, or planning; uncoordinated: a woefully disorganized enterprise.
careless or undisciplined; sloppy: too disorganized a person to be an agreeable roommate.

Origin of disorganized

First recorded in 1805–15; disorganize + -ed2
Related formsun·dis·or·gan·ized, adjective
Can be confuseddisorganized unorganized

Synonyms for disorganized

muddled, confused, disorderly, unsystematic.



verb (used with object), dis·or·gan·ized, dis·or·gan·iz·ing.

to destroy the organization, systematic arrangement, or orderly connection of; throw into confusion or disorder.
Also especially British, dis·or·gan·ise.

Origin of disorganize

1785–95; < French désorganiser, equivalent to dés- dis-1 + organiser to organize
Related formsdis·or·gan·iz·er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for disorganized

Contemporary Examples of disorganized

Historical Examples of disorganized

  • But all the blue forces were broken, disorganized; there came an exhaustion, a lassitude.

    The Long Roll

    Mary Johnston

  • My brain, disorganized, reeling with doubt, will madden me to death.


    Richard Short

  • They were no longer vicious and dangerous—they were only disorganized and panic-stricken.

    Dwellers in Arcady

    Albert Bigelow Paine

  • Their administration was disorganized and their treasuries were empty.

    The Sequel of Appomattox

    Walter Lynwood Fleming

  • One of the largest boys in the group rallied the disorganized mob.

British Dictionary definitions for disorganized




(tr) to disrupt or destroy the arrangement, system, or unity of
Derived Formsdisorganization or disorganisation, noundisorganizer or disorganiser, noun
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 disorganized



1793, from French désorganiser, from dés- "not" (see dis-) + organiser "organize" (see organize). This word and related forms were introduced in English in reference to the French Revolution. Related: Disorganized; disorganizing; disorganization.

Online Etymology Dictionary, © 2010 Douglas Harper