Wiktionary
glider guns
n. (plural of glider gun English)
Usage examples of "glider guns".
Two glider guns fired fluttering wedge shapes across a terrain strewn with microbes and eaters, beacons and dandelions.
How some turn into predator patterns, gobbling up others, until the good patterns learn to shoot them down with glider guns.
And, indeed, glider guns can be created by collisions of thirteen or more gliders, so, in a way, the gliders reproduce themselves.