- SLOB
- Cleanliness eschewer
- Lout
- Oscar Madison, e.g.
- Piggy person
- Madison, for one
- Mess maker
- Messy one
- Slovenly one
- Napkin needer
- Dinner's often on him
- Neatnik's nemesis
- One who needs to come clean?
- Messy person
- One who thinks it's fine to use the bedroom floor as a hamper
- No neatnik
- He's a mess
- One who has trouble picking things up
- Pig
- 63-Across maker
- One who has difficulty picking things up
- One in shambles
- Neatnik's antithesis
- Unkempt one
- No fashion plate
- Bachelor, stereotypically
- Untidy type
- Untidy one
- Oscar Madison, for one
- One who's slow to pick up?
- Housekeeper's nightmare
- One often found out of order
- Not the arranging type
- One who doesn't mind a mess
- One who lives in a pigsty?
- Grubby guy
- Messy eater, e.g.
- Messy roommate
- No dandy, this
- Object of criticism by Miss Manners
- Human pig
- Sartorially challenged person
- Neatnik's counterpart
- Grubby person
- No neat freak
- Pig-Pen or Oscar Madison
- Creator of a rat's nest
- Neatnik's opposite
- One in need of an organizer
- Someone who leaves things out
- Piggish sort
- Compulsive hoarder, often
- Distasteful roommate, probably
- Clutter creator
- Grungy guy
- Maker of a major mess
- Sty resident
- Litterbug
- Messy eater
- Uncouth mess
- Peanuts Pigpen, e.g.
- Grungy type
- Oscar Madison
- Oscar Madison, notably
- One who doesn't pick up?
- Disorganized sort
- Messy type
- One who doesn't make arrangements?
- His stuff is all over the place
- Neatnik's bane
- Neatnik's bête noire
- One who leaves too many things out
- One who often has trouble finding things
- Hardly an orderly type
- Maid's challenge
- Disorderly type
- Disorderly sort
- Schulz's Pig-Pen, e.g.
- Pig at the table
- One who often doesn't pick up?
- Challenging roommate
- Hardly a pick-up expert?
- Housekeeper's bete noire
- One who is often disorderly
- Frustrating roommate for a neatnik
- Room service challenge
- One guilty of disorderly conduct?
- One who doesn't pick up much
- Unkempt sort
- Messy roomie
- Untidy sort
- Messy houseguest
- Portmanteau hairstyle that sounds messier than it is
- Litterbug, e.g.
- Messy sort
- Woeful fellow
- Disheveled dude
- Problematic roommate
- Boor
- Poor __
- Poor guy
- Graceless one
- Makeover candidate
- Untidy person
- Luckless person
- Order eschewer
- Shambles specialist
- Less-than-ideal roommate
- Litterbug, for instance
- Woeful one
- Schlump
- Neat freak's nemesis
- Unkempt person
- Grunge fan?
- Candidate for a worst-dressed list
- Madison, e.g.
- Palooka.
- Offensive person: Slang.
- Mushy ice or snow.
- Frowzy one
- Oscar in "The Odd Couple"
- Slovenly chap
- Clumsy fellow
- Human eyesore
- Sludge of sea ice
- Boorish one
- Uncouth one
- Vulgarian
- Sloven or boor
- Slovenly person
- Boor of a sort
- Boorish person
- Neat freak's opposite
- No fashion plate, he
- Oaf; boor
- Poor fellow
- Not a neatnik
- Unwelcome roommate, perhaps
- Hardly a fop
- Hardly a neatnik
- Messy dresser
- One whose business isn't picking up
- Litter leaver
- Undesirable roomie
- Napkin eschewer, say
- Person with no hang-ups?
- One likely to leave things out?
- One whose shirttail is always untucked, maybe
- Annoying roommate, maybe
- Barney Gumble of "The Simpsons," e.g.
- Person who uses a sleeve for a napkin, say
- Hardly a natty dresser
- Nonideal roommate
- One whose work is not picking up?
- Challenging employer for a maid
- Home wrecker?
- Problematic roomie
- One who's slow to pick things up?
- Gross figure
- One covered with food stains, say
- Slovenly type
- One slow on the pick-up?
- Slovenly sort
- Person who could use a pickup?
- Hardly a pick-up artist
- Male teen, frequently
- Non-preening sort
- Sloven
- Terrible house guest
- Oscar Madison wannabe
- Oscar Madison, famously
- Untidy diner
- Habitual litterbug, e.g.
- One who could use a bib
- One who is far from tidy
- Frustrating roommate, perhaps
- One may leave many things out
- Undesirable roommate
- Unideal roommate for a neatnik
- Grungy one
- John Belushi role
- He's no neatnik
- Coarse individual
- Creator of a mare's nest
- Neatnik's nightmare
- Dinner's on him
- Breakfast may be on him
- Grungy sort
- Hardly a neat freak
- Messy Airbnb guest
- Bad roommate for a neatnik
- Mess maker, unkindly
- Person who creates clutter
- Slatternly sort
- Oscar, but not Felix
- Grubby sort
- Sty denizen
- Hoarders subject
- One who often leaves things out
- Oscar Madison, for example
- Housekeeper's bane
- Neat freak's nightmare roommate
- Problematic housemate
