(GUI) A feature where content being scrolled goes beyond its end point and bounces back, giving the user visual feedback that the end has been reached.
2014, Jacob Seidelin, HTML5 Games: Creating Fun with HTML5, CSS3 and WebGL (page 71)Disabling overscroll When you scroll a web page in the Android browser or mobile Safari, you'll notice that you can scroll past the end of the page. When you let go, the page springs back to the end position.
2015, Mark Vasilkov, Kivy Blueprints (page 104)You can also customize the overscroll effect of a ScrollView to mimic a behavior native to the corresponding platform (which still looks noticeably different from native components anyway, despite being similar in concept).
Verb
(GUI) To perform this kind of scrolling and bouncing effect.
2015, Matthew Leibowitz, Xamarin Mobile Development for Android Cookbook (page 302)A fling gesture can overscroll the content, before returning the content to the correct position.
