Definition of unacquainted
: not acquainted : such asa : not having experience or knowledge of something —used with with <was unacquainted with the issues> <a reader unacquainted with her style> <She was unacquainted with the world of the fashionable New York hotel … — Edith Wharton>b : not known personally or socially <introducing two previously unacquainted cousins>
First Known Use of unacquainted
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