n.1 (usu. foll. by with) slight knowledge (of a person or thing).
2 the fact or process of being acquainted (our acquaintance lasted a year).
3 a person one knows slightly.
Phrases and idioms:
make one's acquaintance first meet or introduce oneself to another person. make the acquaintance of come to know.
Derivatives:
acquaintanceship n.
Etymology: ME f. OF acointance (as ACQUAINT)