They're called "loitering munitions" in professional sources, so yes. (e.g. Israel's first drones were anti-SAM loitering munitions that would just go up and fl

They're called "loitering munitions" in professional sources, so yes. (e.g. Israel's first drones were anti-SAM loitering munitions that would just go up and fly in circles for hours, listening for a lit search radar)