know someone from Adam
Verb
Meaning
know someone from Adam (third-person singular simple present knows someone from Adam, present participle knowing someone from Adam, simple past knew someone from Adam, past participle known someone from Adam)
(idiomatic) To know or recognise someone at all.
Synonyms
know someone from a hole in the ground
know someone from the man in the moon
know someone from a can of paint
know from a bar of soap
know someone from a hole in the wall