vt. 使看不见, 使丧失视力

a. 未检查的, 未过目的

Unsight \Un*sight"\, a.
Doing or done without sight; not seeing or examining.
[Colloq.]

{Unsight unseen}, a colloquial phrase, denoting unseeing
unseen, or unseen repeated; as, to buy a thing unsight
unseen, that is, without seeing it.

For to subscribe, unsight, unseen,
To a new church discipline. --Hudibras.

There was a great confluence of chapmen, that
resorted from every part, with a design to purchase,
which they were to do ``unsight unseen.''
--Spectator.