| Acquainted 1. (imp. & p. p.) of Acquaint. 2. (a.) Personally known; familiar. See Acquaint. Thesaurus Entries abeam, acquainted, along by, alongside, au courant, au fait, beside, by, coextensively, collaterally, contemporary, conversant, equidistantly, in parallel, informed, nondivergently, parallelly, parallelwise, red-hot, side-by-side, up, up-to-date, up-to-the-minute, versed | ![]() |