Definition of acquainted
1 : having personal knowledge of something : having seen or experienced something —+ with <a lawyer who is well acquainted with the facts in this case> <I'm not acquainted with her books.>
2 : having met : being known to and having knowledge of someone <two people who are not yet acquainted> <They spent the afternoon getting acquainted (with each other).>
Origin and Etymology of acquainted
Middle English acointet, aqueynted, past participle of acoynten, aqueynten, “to acquaint”
First Known Use: 14th century
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