Acquaintance
Vine's Expository Dictionary of NT Words [1]
from ginosko, "to know," signifies "known, or knowable;" hence, "one's acquaintance;" it is used in this sense, in the plural, in Luke 2:44; 23:49 . See Known , Notable.
"one's own," is translated "acquaintance" in the AV of Acts 24:23 , "friends" (RV). See Company.
King James Dictionary [2]
ACQUAI'NTANCE, n.
1. Familiar knowledge a state of being acquainted, or of having intimate or more than slight or superficial knowledge as, I know the man, but have no acquaintance with him. Sometimes it denotes a more slight knowledge. 2. A person or persons well known usually persons we have been accustomed to see and converse with sometimes, persons more slightly known.
Lover and friend has thou put far from me and mine acquaintance into darkness. Psalms 88 .
My acquaintance are estranged from me. Job 19 .
Acquaintances, in the plural is used, as applied to individual persons known but more generally, acquaintance is used for one or more.
Acquaintant, in a like sense, is not used.
Webster's Dictionary [3]
(1): (n.) A state of being acquainted, or of having intimate, or more than slight or superficial, knowledge; personal knowledge gained by intercourse short of that of friendship or intimacy; as, I know the man; but have no acquaintance with him.
(2): (n.) A person or persons with whom one is acquainted.