look up any word, like ratchet:
 
1.
A person known to the speaker, but who does not know the speaker.
A manufactured word using the prefix "uni" and "acquaintance" to describe a phenomenon previously unlabeled by a single word.
I've heard plenty about Carol in accounting, but I'm sure she has no idea who I am. I consider her a unicquaintance.
by Ben Timberlake December 30, 2005