Conversely, if it is smaller than a human fist, it is also not a goonie.
From the en.wikipedia.org
A goonie is a largish rock but still small enough to be thrown.
From the en.wikipedia.org
If a rock is too big to be thrown, it is not a goonie.
From the en.wikipedia.org
Use of the word goonie.
From the en.wikipedia.org
More examples
Black-footed albatross: a variety of albatross with black feet
The Goonies is a 1985 American adventure-comedy film directed by Richard Donner. The screenplay was written by Chris Columbus from a story by executive producer Steven Spielberg. ...
(The Goonies (Famicom)) The Goonies is a platform game based on the film of the same name produced by Konami for the Nintendo Family Computer in Japan. It was later ported to the Disk System in . ...
(Goonies) are white birds that are most prominently found in the games Super Mario World 2: Yoshi's Island, Yoshi's Story and Yoshi's Island DS. They are essentially Dinosaur Land's answer to the gull.