eye-popper

Noun

 * 1)  Something that is eye-popping; a surprising spectacle.
 * 2) A toy consisting of a small dome-shaped piece of rubber etc. that can be inverted and then loudly pops back into its original shape.
 * 1) A toy consisting of a small dome-shaped piece of rubber etc. that can be inverted and then loudly pops back into its original shape.