out of sight
Not within one's field of vision.
The sailboat disappeared out of sight over the horizon.
Extremely expensive.
The builder's estimate was so high that it was out of sight.
Unbelievable; fantastic; incredible (both in the positive and the negative sense; an exaggeration.)
Roxanne is such a stunning beauty, it's simply out of sight.
Mr. Gargoyle is so repulsive, it's out of sight.
Unreachable; unrealizable; belonging to the world of fiction and fantasy.
Max's dreams about winning the Senatorial election are really out of sight; he admits it himself.
raise one's sights
To aim high; be ambitious.
Teenage boys sometimes think too much of themselves and have a tendency to raise their sights too high.
second sight
Intuition; prescience; clairvoyance.
Some police departments employ psychics to find missing persons or objects as they are said to have second sight.
set one's sights
To want to reach; aim for.
John has set his sights higher than the job he has now.
To wish to get or win.
Owen set his sights on the championship.
sight for sore eyes
A welcome sight.
Что-то что очень приятно видеть.
After our long, dusty hike, the pond was a sight for sore eyes.
"Jack! You're a sight for sore eyes!"
Sam! You're a sight for sore eyes! Haven't seen you in a long time.
Сэм! Как приятно тебя видеть! Мы так давно не встречались.
sight unseen
Before seeing it; before seeing her, him, or them.
Tom read an ad about a car and sent the money for it sight unseen.
sight-read
To be able to play music without memorization by reading the sheet music and immediately playing it.
Experienced, good musicians are expected to be able to sight-read.