- Known by or familiar with another.
- Informed or familiar.
- Having acquaintance; informed; having personal knowledge.
- Known; familiarly known; not new.
- Personally known; familiar. See To be acquainted with, under <xref urlencoded="acquaint">acquaint</xref>, v. t.
- Personally <xref>known</xref>; <xref>familiar</xref>.
- Simple past tense and past participle of <xref>acquaint</xref>.
- having fair knowledge of