out of sight
outside the area that you can see

[TahlilGaran] Dictionary of Contemporary English ▲

out of sight
[American]
if the amount of something, especially money, is out of sight, it is very large.
The cost of health care in this country is going out of sight.

These executives in big corporations get salaries that are out of sight.

[TahlilGaran] English Idioms Dictionary ▲

out of sight
1. to be not visible
The children were out of sight and we could not see them.

2. to be unbelievable/stunning
The view from the tower was absolutely out of sight.

[TahlilGaran] English Idioms Dictionary ▲

out of sight
adv. phr.
1. Not within one's field of vision.
The sailboat disappeared out of sight over the horizon.
2. Extremely expensive.
The builder's estimate was so high that it was out of sight.
3. 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.
4. 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.
Compare: PIPE DREAM.

[TahlilGaran] English Idioms Dictionary ▲