Synonyms
- en know one's onions (v) ➜
- en know one's onions ➜
- en know one's stuff ➜
- en know one's way around ➜
- en know score ➜
- en know what one is about ➜
- en know which end is up ➜
- en know one's stuff (v) ➜
Links to other resources
- en.wiktionary.org know one's shit