peep-show

Noun

peepshow (plural peepshows)

1. An exhibition of pictures or objects viewed through a small hole or magnifying glass.
   • Beautiful peepshows with hand-coloured engravings by Martin Englebrecht, 1684-1756, were produced in Augsburg about 1740. The box, about six inches cube, contained slots to take four cut-out scenes, the front of the box had another cut-out, and the back was painted with a landscape, making six...1971, Gwen White, Antique Toys And Their Background, page 181
2. A titillating or pornographic display viewed through a small slot, generally equipped with a timer to automatically close the slot when payment has expired.