Sloven (noun)

A person who is habitually untidy or dirty in appearance or behavior.

Origin:

Of uncertain origin, perhaps from 'slove' (to be untidy or dirty).

Examples:

1. He was always a bit of a sloven, but lately his untidiness had gotten out of hand.
2. The sloven was scolded for leaving a mess in the common area.
3. She had to remind her sloven husband to clean up after himself.
4. His sloven appearance made a bad first impression.
5. The sloven lifestyle of the students was a concern for the landlords.