From en.wiktionary.org:
** English
*** Etymology
From [en].
*** Pronunciation
- [en]
*** Adjective
[er]
1. [en] Mean , contemptible . [from 19th c.]
2. * 1944 , [Patricia Highsmith] , _Her Diaries and Notebooks_ , Weidenfeld & Nicolson 2021, April 4:
3. *: Don't know when to expect reimbursements from Chloe. After all this time I consider her behavior SKUNKY .
4. Resembling a skunk ; especially, having a strong or unpleasant odor or (of food, drink) taste. [from 19th c.]
5. * [en]
6. * {{ quote-book
|en |title=On Food and Cooking: The Science and Lore of the Kitchen
|author=w:Harold McGee |year=2004 |publisher=Scribner |isbn=978-0-684-80001-1
|chapter=13 |passage=One American brewer with trademark clear bottles
developed a modified hop extract that’s free of the vulnerable hop acid, and
this prevents its beer from going SKUNKY.}}