Wiktionary
adv. (context idiomatic English) easily seen, very visible.
Wikipedia
Usage examples of "in plain view".
The heavy machine-guns were loaded and cocked, each served by a picked man, and eight others dressed in looted uniforms rode up on the coach work in plain view, while the remainder crouched with Craig under the canvas canopy.
As Claire Normandy walked, she cast a security-conscious eye about the interior of the station, trying to see whether there was anything in plain view, at this level, that a casual visitor should not be allowed to see.
She set a recorder in plain view on the table and recited the revised Miranda.
DeWitt Albright had his bottle and his gun right out there in plain view.
By sheer good fortune, the missile soared almost straight and exploded while it was in plain view of the entire crowd.
A bare hundred yards ahead the entrenchment was in plain view, with the defenders' heads visible, and some ass standing atop of it waving his hat.
And it was in plain view: not hidden in shadow but set prominently into the side of the staircase, impossible to miss.
She stood on the platform, one hand firm on the suitcase, the other in plain view.
Which John might well be, but being also a cautious man, he would hardly risk crawling up the front of a fully lighted building in plain view of a hundred people.
When ready, he and his score or so came up out of the declivity and slowly straggled on across the rough, brushy ground toward the castillo, taking pains to stay in plain view of sentries and to make noise.
Although he was holding the ring in plain view, it was something else still in the bag that concerned her.