Definition, Meaning & Synonyms

know-your-onions

idiom
/noʊ jʊr ˈʌn.jənz/
Definition
To be knowledgeable or well-informed about a particular subject.
Examples
  • She really knows her onions when it comes to computer programming.
  • If you want to succeed in marketing, you need to know your onions in that field.
  • He may seem clueless sometimes, but he knows his onions about history.
Meaning
This idiom implies that a person has a thorough understanding and expertise in a specific area or topic.
Synonyms
  • be knowledgeable
  • be well-informed
  • be an expert
  • have expertise