not know someone from Adam
idiomTo save this word, you'll need to log in.
Definition of not know someone from Adam
informal
: to have never met with someone : to not know someone at all
Why should she trust me? She doesn't know me from Adam.
Comments on not know someone from Adam
What made you want to look up not know someone from Adam? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Semantic Drift Quiz
- Which of the following was once a synonym for fun?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
Share not know someone from Adam