noun
- a person who is knowledgeable or skilled in a particular field; an expert or connoisseur
Usage: informal; often used in Jewish English or Yiddish-influenced English
Examples
- She's a real mayvin when it comes to wine selection.
- He considers himself a mayvin of classic films.
- The mayvin at the antique shop could identify the age of any piece.
- My grandfather was a mayvin in woodworking.
- If you want advice on jazz, talk to him—he's a mayvin.