Proper noun
JSONP
(computer languages) Initialism of JavaScript Object Notation with Padding, a technique for requesting data in JSON format by loading an HTML script element.
The advent of JSONP — essentially a consensual cross-site scripting hack — has opened the door to powerful mashups of content. Source: Internet
It could be an io request, YQL, JSONP, or a callback from an animation or DOM event, a user input dialog or form submit, events from web workers, or anything else. Source: Internet