DictionaryslobUntidy person
noun

slob

SLAHB/slɑːb/

A person who is habitually messy or careless about cleanliness.

The slob drops crumbs onto her stained shirt despite the nearby wastebasket.

An untidy woman lounges in an armchair, dropping snack crumbs onto her stained shirt and the floor despite a wastebasket within reach.
Etymology

Irish slab meant “mud” or “mire,” and slob first named mud or muddy land. The personal sense probably developed through expressions such as “slob of a man,” turning a word for dirt into a label for an untidy person.

In context

Judge Judy4:38
she was a slob, and I didn't get my security deposit back." How do I know you didn't make a mess?
Duplex Disaster! Friends Squabble over Bills | Part 1

More examples

  • Do not leave the kitchen looking as though a slob lives here.
  • The character was portrayed as a cheerful slob.
  • She objected to being called a slob over one untidy shelf.

Forms

slob · slobs

Similar words

sloven
A less common, more literary word for an untidy person.
slovenly person
Slovenly person directly describes untidiness without the blunt insult.