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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 ?
A private dance, without sitting down to supper, was pronounced an infamous fraud upon the rights of men and women; and Mrs.
Bertha Mason, the true daughter of an infamous mother, dragged me through all the hideous and degrading agonies which must attend a man bound to a wife at once intemperate and unchaste.
Only, Ellen, promise you'll not mention a syllable of his infamous conversation to my brother or Catherine.
They hanged at Tyburn, in those days, so the street outside Newgate had not obtained one infamous notoriety that has since attached to it.
Far in this den of infamous resort, there was a low-browed, beetling shop, below a pent-house roof, where iron, old rags, bottles, bones, and greasy offal, were bought.
If I ever could reproach her with her infamous condition, I would go anywhere to do so.
Hereupon, a choleric gentleman, who had taken the fourth place on that seat, flew into a most violent passion, and said that it was a breach of contract to mix him up with such villainous company, and that it was poisonous and pernicious and infamous and shameful, and I don't know what else.
We have therefore summoned to our presence a Jewish woman, by name Rebecca, daughter of Isaac of York a woman infamous for sortileges and for witcheries; whereby she hath maddened the blood, and besotted the brain, not of a churl, but of a Knight not of a secular Knight, but of one devoted to the service of the Holy Temple not of a Knight Companion, but of a Preceptor of our Order, first in honour as in place.
All the girls will think I have done something infamous if I am expelled.
In the meantime, there was no doubt of one thing; they kept an infamous bad watch.
For, as to that infamous practice of acquiring great employments by dancing on the ropes, or badges of favour and distinction by leaping over sticks and creeping under them, the reader is to observe, that they were first introduced by the grandfather of the emperor now reigning, and grew to the present height by the gradual increase of party and faction.
Even the most radical flare up at this infamous proposal of the Communists.