Notorious
Oxford English Dictionary (Citations Omitted)
adj. and adv.
Pronunciation: Brit. /nə(ʊ)ˈtɔːrɪəs/ , U.S. /nəˈtɔriəs/ , /noʊˈtɔriəs/
A. adj.
I. With neutral or favourable connotations.
1.
a. Of a fact: well known; commonly or generally known; forming a matter of common knowledge. Cf sense A. 5a.
b. Of a person, place, etc.: well or widely known; famous; (in later use) esp. noted for a particular quality or feature. Cf. sense A. 5b.
2. That may be generally or openly known; publicly knowable. Obs.
3. Conspicuous; obvious, evident. Obs.
II. With depreciative or unfavourable connotations.
In some cases it is not possible to ascertain the writer’s intent. Some milder quotations may belong at sense A. I.
4. attrib.
a. Of a criminal, sinner, etc.: noted or well known in that capacity; infamous.
b. Of a reprehensible action, fact, etc.: noted or well known for its egregiousness; flagrant.
5. Well known on account of something which is not generally approved of or admired; unfavourably known; noted for some bad practice, quality, etc.
a. Of an action, fact, etc.
b. Of a person, place, etc.
6. Discreditable or disgraceful to a person. Obs. rare—1.
†B. adv.
= notoriously adv. Obs.
Black’s Law Dictionary
adj. (15c) 1. Generally known and spoken of, usu. unfavorably. 2. (Of possession of property) so conspicuous as to impute notice to the true owner.