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1. Having an exceedingly bad reputation; notorious: an infamous outlaw.
2. Causing or deserving severe public condemnation; heinous: "No person shall be held to answer for a capital, or otherwise infamous crime, unless on a presentment or indictment of a Grand Jury" (US Constitution, Amendment 5).
3. Law Convicted of a crime, such as treason or felony, that carries a severe punishment. No longer in technical use.

[Middle English infamis, from Latin īnfāmis : in-, not; see in-1 + fāma, renown, fame; see bhā- in Indo-European roots.]

in′fa·mous·ly adv.
in′fa·mous·ness n.


1. having a bad reputation; notorious
2. causing or deserving a bad reputation; shocking: infamous conduct.
3. (Law) criminal law (formerly)
a. (of a person) deprived of certain rights of citizenship on conviction of certain offences
b. (of a crime or punishment) entailing such deprivation
ˈinfamously adv
ˈinfamousness n


(ˈɪn fə məs)

1. having an extremely bad reputation.
2. deserving of or causing an evil reputation; shamefully bad; detestable: an infamous deed.
3. Law.
a. (of a convicted felon) deprived of certain rights as a citizen.
b. pertaining to offenses involving such deprivation.
[1350–1400; Middle English < Latin infāmis]
in′fa•mous•ly, adv.
in′fa•mous•ness, n.


1. 'famous'

If someone or something is famous, very many people know about them.

Have you ever dreamed of becoming a famous writer?
...the world's most famous picture.
2. 'well-known'

Well-known has a similar meaning to famous. However, a well-known person or thing is usually known to fewer people or in a smaller area than a famous one.

...a club run by Paul Ross, a well-known Lakeland climber.
...his two well-known books on modern art.

Well-known can be spelled with or without a hyphen. You usually spell it with a hyphen in front of a noun and without a hyphen after a verb.

I took him to a well-known doctor in Harley Street.
The building became very well known.
3. 'notorious'

Someone or something that is notorious is well known for something that is bad or undesirable.

The area was notorious for murders.
...his notorious arrogance.
4. 'infamous'

People and things are described as infamous when they are well known because they are connected with wicked or cruel behaviour.

...the infamous serial killer known as 'the Boston Strangler'.
...the infamous shower scene from Psycho.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.infamous - known widely and usually unfavorably; "a notorious gangster"; "the tenderloin district was notorious for vice"; "the infamous Benedict Arnold";
disreputable - lacking respectability in character or behavior or appearance



1. Known widely and unfavorably:
hanebnýneblaze proslulýnechvalně známýnotoricky známý
liūdnai pagarsėjęs
adı kötüye çıkmışkötü şöhretlirezil


[ˈɪnfəməs] ADJ [person] → infame, de mala fama; [conduct, crime, speech] → infame
to be infamous for sthser infame por algo


[ˈɪnfəməs] adj [crime] → infâme
to be infamous for sth [person, place] → être tristement célèbre pour qch


adj (= notorious)berüchtigt (for wegen); area, barberüchtigt, verrufen; (= shameful) personniederträchtig, gemein, ruchlos (old, liter); deed, conductniederträchtig, infam, schändlich (geh)


[ˈɪnfəməs] adj (person) → famigerato/a; (crime) → infame


(ˈinfəməs) adjective
1. (of something bad) well-known; notorious.
2. disgraceful.
ˈinfamy noun
References in classic literature ?
I, too, have been foully calumniated by our ancient enemy, the Infamous Falsehood, and I wish to point out that I am made of the fur of the MUSTELA MACULATA, which is dirty from birth."
"Miss Jessel--WAS infamous." She once more took my hand in both her own, holding it as tight as if to fortify me against the increase of alarm I might draw from this disclosure.
No person shall be held to answer for a capital, or otherwise infamous crime, unless on a presentment or indictment of a Grand Jury, except in cases arising in the land or naval forces, or in the Militia, when in actual service in time of War or public danger; nor shall any person be subject for the same offense to be twice put in jeopardy of life or limb; nor shall be compelled in any criminal case to be a witness against himself, nor be deprived of life, liberty, or property, without due process of law; nor shall private property be taken for public use without just compensation.
"But I say that it is no one else but that infamous Jacob.
It was an infamous prosecution, grossly infamous; but not the less likely to succeed on that account."
Then the cambric was torn from her beautiful shoulders; and on one of those lovely shoulders, round and white, D'Artagnan recognized, with inexpressible astonishment, the FLEUR-DE-LIS--that indelible mark which the hand of the infamous executioner had imprinted.
"A woman who would have yielded to a king because he is a king," said he, "would deserve to be styled infamous; but Louise loves Louis.
I spare you the hints she dropped of Magdalen's purpose in contracting this infamous marriage.
As to those who are banished, or infamous, there may be the same objections made and the same answer given.
This man, the son of a potter, through all the changes in his fortunes always led an infamous life.
Staid till midnight, but not permitted to land by these infamous
You have forgotten a wretch who tried to abduct you one night, a wretch to whom you rendered succor on the following day on their infamous pillory.