full-body scannerfull-ˈbody ˌscanner noun [countable] 
a piece of equipment, for example at an airport, that uses X-rays or radio waves to produce an image of what is under your clothes, so that officials can see if you are carrying anything dangerous
a piece of equipment, for example at an airport, that uses X-rays or radio waves to produce an image of what is under your clothes, so that officials can see if you are carrying anything dangerous