filthy

1 of 2

adjective

ˈfil-thē 

filthier; filthiest

1

: covered with, containing, or characterized by filth

filthy streets

filthy dishes

2

a

: underhand, vile

b

: obscene

filthy language

filthily

ˈfil-thə-lē 

adverb

filthiness

ˈfil-thē-nəs 

noun

filthy

2 of 2

adverb

1

: in a filthy manner

filthy dirty

2

: very, exceedingly

filthy rich

Synonyms

Adjective

• bawdy
• blue
• coarse
• crude
• dirty
• foul
• gross
• gutter
• impure
• indecent
• lascivious
• lewd
• locker-room
• nasty
• obscene
• pornographic
• porny
• profane
• raunchy
• ribald
• smutty
• stag
• trashy
• unprintable
• vulgar
• wanton
• X-rated

Adverb

• achingly
• almighty
• archly
• awful
• awfully
• badly
• beastly
• blisteringly
• bone
• colossally
• corking
• cracking
• damn
• damned
• dang
• deadly
• desperately
• eminently
• enormously
• especially
• ever
• exceedingly
• exceeding
• extra
• extremely
• fabulously
• fantastically
• far
• fiercely
• frightfully
• full
• greatly
• heavily
• highly
• hugely
• immensely
• incredibly
• intensely
• jolly
• majorly
• mightily
• mighty
• monstrous [chiefly dialect]
• mortally
• most
• much
• particularly
• passing
• rattling
• real
• really
• right
• roaring
• roaringly
• seriously
• severely
• so
• sore
• sorely
• spanking
• specially
• stinking
• such
• super
• supremely
• surpassingly
• terribly
• that
• thumping
• too
• unco
• uncommonly
• vastly
• very
• vitally
• way
• whacking
• wicked
• wildly

Choose the Right Synonym for filthy

dirty, filthy, foul, nasty, squalid mean conspicuously unclean or impure.

dirty emphasizes the presence of dirt more than an emotional reaction to it.

a dirty littered street

filthy carries a strong suggestion of offensiveness and typically of gradually accumulated dirt that begrimes and besmears.

a stained greasy floor, utterly filthy

foul implies extreme offensiveness and an accumulation of what is rotten or stinking.

a foul-smelling open sewer

nasty applies to what is actually foul or is repugnant to one expecting freshness, cleanliness, or sweetness.

it's a nasty job to clean up after a sick cat

In practice, nasty is often weakened to the point of being no more than a synonym of unpleasant or disagreeable.

had a nasty fall

his answer gave her a nasty shock

squalid adds to the idea of dirtiness and filth that of slovenly neglect.

squalid slums

All these terms are also applicable to moral uncleanness or baseness or obscenity.

dirty then stresses meanness or despicableness

don't ask me to do your dirty work

, while filthy and foul describe disgusting obscenity or loathsome behavior

filthy street language

a foul story of lust and greed

, and nasty implies a peculiarly offensive unpleasantness.

a stand-up comedian known for nasty humor

Distinctively, squalid implies sordidness as well as baseness and dirtiness.

engaged in a series of squalid affairs

Examples of filthy in a Sentence

Adjective

She's in a filthy mood.

you cannot use such filthy language on the public airwaves

Adverb

the invention made him filthy rich

Recent Examples on the Web

Adjective

These dogs often come from cramped, filthy mills, without sufficient veterinary care, food, water or socialization. —Lisa Bloch, The Mercury News, 19 Nov. 2024

The O’Haras happen to move in next door to him. Frothy and often filthy without being brainless (send thanks across the Atlantic for that good British dialogue), this is escapism done right. —Judy Berman, TIME, 30 Oct. 2024

Keepin’ Tabs Hey speaking of Google, the company also announced some good news for all of us filthy browser tab hoarders. —Boone Ashworth, WIRED, 14 Sep. 2024

At the same time, this is a movie about a woman who begins craving raw meat, grows a few extra nipples, and wakes up every morning filthy from running around in the dirt all night. —Joe Reid, Vulture, 9 Sep. 2024

Word History

First Known Use

Adjective

14th century, in the meaning defined at sense 1

Adverb

1616, in the meaning defined at sense 1

Phrases Containing filthy

• filthy dirty
• filthy rich

Kids Definition

filthy

adjective

ˈfil-thē

filthier; filthiest

1

: covered with or containing filth : disgustingly dirty

2

a

: underhand entry 2 sense 1, evil

b

: obscene sense 2

filthily

-thə-lē

adverb

filthiness

-thē-nəs

noun