dummyicon

noun
UK /ˈdʌmiˌaɪkɒn/
US /ˈdʌmiˌaɪkɑːn/

A dummyicon is a pretend picture you click on to test a computer program.

The app showed a dummyicon where the real button would go.


OTHER MEANINGS

2. A small symbol used in a design draft to stand in for a final image.

The designer filled the menu with dummyicons until the artwork was ready.

3. A fake profile picture used to hide a user's real identity.

He signed up with a dummyicon so no one would recognize him.

4. A stand-in graphic shown while a real image is still loading.

A gray dummyicon appeared until the photo finished downloading.