1. rear gunsight having an open notch instead of a peephole or telescope
The Collaborative International Dictionary of English v.0.48:
Sight \Sight\ (s[imac]t), n. [OE. sight, si[thorn]t, siht, AS.
siht, gesiht, gesih[eth], gesieh[eth], gesyh[eth]; akin to D.
gezicht, G. sicht, gesicht, Dan. sigte, Sw. sigt, from the
root of E. see. See See, v. t.]
1. The act of seeing; perception of objects by the eye; view;
as, to gain sight of land.
A cloud received him out of their sight. --Acts. i.
2. The power of seeing; the faculty of vision, or of
perceiving objects by the instrumentality of the eyes.
Thy sight is young,
And thou shalt read when mine begin to dazzle.
O loss of sight, of thee I most complain! --Milton.
3. The state of admitting unobstructed vision; visibility;
open view; region which the eye at one time surveys; space
through which the power of vision extends; as, an object
4. A spectacle; a view; a show; something worth seeing.
Moses said, I will now turn aside and see this great
sight, why the bush is not burnt. --Ex. iii. 3.
They never saw a sight so fair. --Spenser.
5. The instrument of seeing; the eye.
Why cloud they not their sights? --Shak.
6. Inspection; examination; as, a letter intended for the
sight of only one person.
7. Mental view; opinion; judgment; as, in their sight it was
That which is highly esteemed among men is
abomination in the sight of God. --Luke xvi.
8. A small aperture or optical device through which objects
are to be seen, and by which their direction is settled or
ascertained; -- used on surveying instruments; as, the
sight of a quadrant.
Thier eyes of fire sparking through sights of steel.
9. An optical device or small piece of metal, fixed or
movable, on the breech, muzzle, center, or trunnion of a
gun, or on the breech and the muzzle of a rifle, pistol,
etc., by means of which the eye is guided in aiming. A
telescope mounted on a weapon, such as a rifle, and used
for accurate aiming at distant targets is called a
telescopic sight. --Farrow.
10. In a drawing, picture, etc., that part of the surface, as
of paper or canvas, which is within the frame or the
border or margin. In a frame or the like, the open space,
11. A great number, quantity, or sum; as, a sight of money.
Note: Sight in this last sense was formerly employed in the
best usage. "A sight of lawyers." --Latimer.
A wonder sight of flowers. --Gower.
At sight, as soon as seen, or presented to sight; as, a
draft payable at sight: to read Greek at sight; to shoot a
person at sight.
Front sight (Firearms), the sight nearest the muzzle.
Open sight. (Firearms)
(a) A front sight through which the objects aimed at may
be seen, in distinction from one that hides the
(b) A rear sight having an open notch instead of an
Peep sight, Rear sight. See under Peep, and Rear.
Sight draft, an order, or bill of exchange, directing the
payment of money at sight.
To take sight, to take aim; to look for the purpose of
directing a piece of artillery, or the like.
Syn: Vision; view; show; spectacle; representation;
WordNet (r) 3.0 (2006):
n 1: rear gunsight having an open notch instead of a peephole or