- not tidy or neat; slovenly; disordered: an untidy room; an untidy person.
- not well-organized or carried out: an untidy plan.
- to mess up; disorder; disarrange: The guests untidied the room.
Origin of untidy
Examples from the Web for untidiest
I entered what was then, and probably is still, the untidiest room in England.Sonia Between two Worlds
It is altogether the untidiest public park I saw in Ireland.One Irish Summer
William Eleroy Curtis
Her room was the untidiest that Nellie had ever seen, and the tea a picnic.The Card, A Story Of Adventure In The Five Towns
The bloods wore evening dress; even the untidiest junior oiled his hair and put on a clean collar.The Loom of Youth
- not neat; slovenly
- (tr) to make untidy
Word Origin and History for untidiest
early 13c., "untimely, unseasonable, unsuitable," from un- (1) "not" + tidy (adj.). Cf. West Frisian ontidich, Middle Dutch ontidich, Dutch ontijdig, Old High German unzitich, German unzeitig, Norwegian utidig "untimely, unseasonable, unfavorable." Meaning "poorly cared for, not neat" is recorded from mid-14c.